If I have 400 grams of Nitrogen Tribromide, how many moles do I have?

Answers

Answer 1
1.5765491467518802 mol

Related Questions

The number of waves that pass a given point in a certain amount of
time is the waves...

Answers

Answer:

100

Explanation:

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you consider starting material a. you know that a can undergo two irreversible reactions as shown in the below reaction coordinate diagram with one reaction pathway labeled in red and one reaction pathway labeled in blue. the red path leads to product b, while the blue path leads to product c. assuming both reaction pathways occur simultaneously in competition with each other, what is the major product, and why?

Answers

Product B because it has a lower energy level than Product C's transition state, which leads to Product C.

What are reaction pathways?

The series of reactions required to create a desired product are described by a reaction pathway. The distribution strategy for a product is determined by things like percentage yield. Atomic economics. reaction time. is a connected graph with chemical species as its nodes. If a reaction transfers material from one species to the other, an edge unites the two. An vector from reactant toward the product is depicted as the edge.

What role do reactions pathway ?

Energy, or ATP, is created by chemical reactions within our cells. All living things require energy to survive, and Adp would be a reactant that fuels a number of other chemical reactions inside cells. Cells generate energy through a process called cellular respiration.

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The 1H nucleus is composed of a single proton and therefore has a relative mass loss of 0 g/mol. Select the isotope deuterium, 2H. What is the relative mass loss of deuterium, 2H, in g/mol?

Answers

The nucleus of 1H is made up of a single proton and therefore has a relative mass loss of 0 g/mol. The deuterium isotope, 2H, on the other hand, has a relative mass loss of 2.014 g/mol. The mass number of 2H is two, indicating that it has one neutron and one proton in its nucleus. Let's look at some additional detail about isotopes: A given element has the same number of protons, but it can have different numbers of neutrons in its nucleus.

A different isotope of the same element is formed by adding or subtracting neutrons from the nucleus. Isotopes of the same element have the same number of protons but a different number of neutrons. The atomic mass of an element is calculated by summing the number of protons and neutrons in the nucleus. The atomic mass unit (amu) is the unit used to calculate atomic mass. In conclusion, The relative atomic mass of 2H is 2.014 g/mol, which is a loss of 0.014 g/mol relative to the mass of 2 protons. The relative mass loss of deuterium, 2H, is 0.014 g/mol.

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A gas is contained in a cylinder with a volume of 4.3 L at a temperature of 30.3oC and a pressure of 766.9 torr. The gas is then compressed to a volume of 0.38 L, and the temperature is raised to 839.0oC. What is the new pressure of the gas? Express your answer in atmospheres (atm)

Answers

The ideal gas law can be used to determine the gas's new pressure. According to the ideal gas law, pressure times volume equals the amount of a gas in moles times the global gas constant times the temperature.

Pressure = (number of moles of gas times the universal gas constant times the temperature) divided by volume is the new equation we may use to calculate pressure.

Since there are an equal amount of moles of gas in this situation, we can use the following formula to determine the new gas pressure: Pressure is equal to (4.3 L times 839.0oC) divided by (766.9 torr times 0.38 L). We obtain a new pressure of 118.6 atm by simplifying.

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Hydrochloric acid (HCI) breaks down into hydrogen gas and chlorine gas according to the reaction:
2 HCI — Cl2 + H2
If 42 grams of HCl reacts, what is the theoretical yield of hydrogen gas produced?
A) 2.32 g
B) 737 g
C) 0.57 g
D) 1.16 g

Answers

Answer:

(D)=1.16g

Explanation:

Answer:

D) 1.16 g

I'm not sure about answer ..

Which sequence below represents the proper order of increasing bond strength?A) single < triple < doubleB) none of the aboveC) double < single < tripleD) triple < double < single

Answers

The proper order of increasing bond strength is:

D) triple < double < single.

In general, the strength of a chemical bond is determined by the number of bonds between atoms. A triple bond consists of three shared electron pairs and is stronger than a double bond, which consists of two shared electron pairs. Similarly, a double bond is stronger than a single bond, which consists of only one shared electron pair. Therefore, the correct sequence is triple < double < single, as stated in option D.

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A sample of argon has a volume of 1.20 L at STP. If the temperature is increased to 22.0 °C and the pressure is lowered to 0.800 atm, what will the new volume be, in L?

Answers

It would now be 1.62 L in volume.

How many liters are there in a mole?

At Standard Temperature and Pressure, 1 mole of any gas will occupy 22.4 L of space (STP).  The volume or mass of gas consumed or produced in a chemical reaction can be calculated using the Ideal Gas Law and a balanced chemical equation. At STP, one mole of oxygen gas takes up 22.4 l of space.

stp is equal to 0 C, or 273.15 K, and 1 atm of pressure.

22 degrees C is 295.15 K

To calculate v2, use the combined gas law formula.

v2=p1(v1)(t2)/p2(t1)

v2=1atm(1.2L)(295.15)/0.8atm(273.15K)

v2=1.62

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5. When a solid is heated up and turns into
a liquid, it

Answers

Answer:

Explanation:

When it cools it turns back into a solid

Answer:

When a solid is heated the particles gain energy and start to vibrate faster and faster. At this point, the solid is melting to form a liquid.

Explanation:

The particles in the liquid are the same as in the solid but they have more energy.

9. In terms of Material Sustainability Attribute what HPD stands for? 10. What VOC stands for in terms of sustainability? 11. Single attribute product sustainability attributes are assessed for particular issues such as: a. thermal performance b. emission of VOCs, c. energy performance d. total cost of the building e. a,bc 12. International Green Construction Code a. Developed by ICC in response to demand and initiatives such as LEED. b. Baseline code as opposed to a multi-tiered rating system. c. Applies primarily to non-residential building. d. Newly developed and not yet widely adopted, and has some conflicts with the LEED certification process. e. All of the above 13. Lumber applies to wood products derived directly from logs through sawing and planning operations with no other manufacturing except cutting to length. True False 14. The terms lumber, solid lumber, solid sawn lumber, and sawn lumber are synonymous. True False 15. Wood compare with other structural materials a. Low strength per weight ratio b. High strength per weight ratio 16. Wood is much stronger by weight than concrete. True False 17. Concentric annual rings are visible in the vertical section of a tree and provide a good estimation of the age of the tree True False

Answers

9. In terms of Material Sustainability Attribute HPD gives information about a product's content, any potential health hazards associated with the product, and the safe handling and disposal of the product.

10. In terms of sustainability, VOC gives information about chemicals emitted by building materials and finishes that can cause negative health effects for people and contribute to air pollution.

11. Single attribute product sustainability attributes are assessed for particular issues such as emission of VOCs, thermal performance, and energy performance. Thus, option E. (a, b, c) is correct.

12. International Green Construction Code is developed by ICC (International Code Council) in response: all of the above is the correct answer (Option E).

13. The statement "lumber applies to wood products derived directly from logs through sawing and planning operations with no other manufacturing except cutting to length" is true.

14. The statement "the terms lumber, solid lumber, solid sawn lumber, and sawn lumber are synonymous" is true.

15. Wood is known for its high strength-per-weight ratio as compared to other structural materials. (Option B).

16. The statement "Wood is much stronger by weight than concrete" is false because wood is less strong by weight than concrete.

17. The statement "Concentric annual rings are visible in the vertical section of a tree and provide a good estimation of the age of the tree" is true.

HPD stands for Health Product Declaration. In terms of Material Sustainability Attribute HPD gives information about a product's content, any potential health hazards associated with the product, and the safe handling and disposal of the product. VOC stands for Volatile Organic Compounds. In terms of sustainability, VOC gives information about chemicals emitted by building materials and finishes that can cause negative health effects for people and contribute to air pollution.

International Green Construction Code is developed by ICC (International Code Council) in response to demand and initiatives such as LEED. It is a baseline code as opposed to a multi-tiered rating system. It applies primarily to non-residential buildings. It is newly developed and not yet widely adopted and has some conflicts with the LEED certification process.

Thus, the correct answer is

11. E

12. E

13. True

14. True

15. B

16. False

17. True

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How would you express .002 molecules of CO2 per hundred molecules of air as a concentration? -20 parts per hundred thousand -20 parts per million -2 parts per thousand -2 parts per million

Answers

According to the concept of significant figures,0.002  molecules of CO₂ per hundred molecules of air  are expressed as a concentration as 2 parts per thousand .

What are significant figures?

Significant figures are used for establishment  of a number which is presented in the form of digits. These digits give a meaningful representation  to the numbers.

The significant figures are the significant digits which convey the meaning according to the accuracy. These provide precision to the numbers and hence are called as significant numbers.There are rules for counting significant figures which are as follows:

1)All non-zero digits are significant .

2)All zeroes which occur between non-zero digits are significant.

3)All zeroes to the left and right of  a non-zero digit are not significant.

4) All zeroes on right  of decimal are significant if a non-zero number follows them.

5)All zeroes on right side of non-zero digit are significant.

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Help me please!!!!!!!!?????

Help me please!!!!!!!!?????

Answers

Answer:

i believe its A or D

Explanation:

sorry is its wrong

hope it helps

When you boil a pot of liquid water, the water turns to steam and rises in the air. This is an example of what.
A: condensation
B: precipitation
C: evaporation
D: absorption

Answers

Answer:

Hello There!!

Explanation:

The answer is C: evaporation because evaporation is the process in which a liquid boils then evaporates and lastly becomes a gas.

hope this helps,have a great day!!

~Pinky~

According to the forces of attraction, when you boil a pot of liquid water, the water turns to steam and rises in the air. This is an example of evaporation.

What are forces of attraction?

Forces of attraction  is a force by which atoms in a molecule  combine. it is basically an attractive force in nature.  It can act between an ion  and an atom as well.It varies for different  states  of matter that is solids, liquids and gases.

The forces of attraction are maximum in solids as  the molecules present in solid are tightly held while it is minimum in gases  as the molecules are far apart . The forces of attraction in liquids is intermediate of solids and gases.

The physical properties such as melting point, boiling point, density  are all dependent on forces of attraction which exists in the substances.

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The saturation point for a solution is 25.0 grams of solute per 500 grams of solvent. If you pour 50.0 grams of solute into 800. grams of solvent, how many grams of
solute are in solution?
Plz help me!!

Answers

Answer:

I think 50 grams only because you have pour 50 grams of solute in to 800 grams of solvent.

a 25.0ml sqample of 0.125 m puradine is titrated with 0.100m ydrochloric acid. calculate the ph at each volume of added acid

Answers

The pH at the equivalence point is 7.0, as the reaction between the acid and puradine produces a neutral solution. To calculate the pH at each volume of added acid, you can use the equation pH = -log[H+].

At the start of the titration, before any acid is added, the pH can be calculated using the initial concentration of the puradine solution, which is 0.125 M.

pH = -log(0.125) = 0.903

As acid is added, the concentration of H+ ions increases, leading to a decrease in pH. The volume of acid required to reach the equivalence point can be calculated using the formula:

Macid x Vacid = Mpura x Vpura

Where Macid and Mpura are the molarities of the acid and puradine solutions, respectively, and Vacid and Vpura are the volumes of acid and puradine solutions used.

Once the equivalence point is reached, any additional acid added will lead to a sharp decrease in pH. The pH at the equivalence point is 7.0, as the reaction between the acid and puradine produces a neutral solution.

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Marcus wants to use two objects to compare the sizes of a proton and an electron. If he uses a basketball for a proton, which object would best represent an electron?
A
a pea
B
a bowling ball
C
a soccer ball
D
a beach ball

Answers

Answer:

A

Explanation:

Calculate the amount (mL) of Compound A needed to give 12 mmol. MW of Compound A: 32.04 g/mol Density of Compound A: 0.79 g/mL [x1] mL of Compound A equals 12 mmol (HINT: remember significant digits)

Answers

we need 487.09 mL of Compound A to obtain 12 mmol,

Determine the mass of 12 mmol of Compound A using its molecular weight:

mass = 12 mmol x 32.04 g/mol = 384.48 g

Use the density of Compound A to convert the mass to volume:

volume = mass / density = 384.48 g / 0.79 g/mL = 487.09 mL

A compound refers to a substance that is composed of two or more different elements chemically bonded together. The atoms of these elements are held together by chemical bonds such as covalent or ionic bonds, forming a distinct and unique chemical entity. Compounds have properties that are different from the elements they are composed of, and their properties are determined by the types of atoms present, the arrangement of atoms, and the strength and type of bonds between the atoms.

For example, water is a compound made up of two hydrogen atoms and one oxygen atom, bonded together by covalent bonds. The properties of water, such as its boiling and freezing points, its density, and its ability to dissolve other substances, are unique to water and are a result of its chemical composition and structure.

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How would life be different if there were 10 hours in a day

Answers

Answer:

If there was only 10 hours in a day, including the night time it would be complexly new environment. Say you are up for 7 hours and sleep 3, in those 7 hours you would go to work for probably 4 hours, come home and do stuff for 3 then go to bed and do it all over again.

Use what you know about the orbits of Earth and the moon to sort the phrases into the correct Category.

Use what you know about the orbits of Earth and the moon to sort the phrases into the correct Category.

Answers

\(\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}\)

Actually Welcome to the Concept of the Astrophysics.

Let's categorize them eventually ==>

1.) Earth ==> 1.) travels around the Sun

2.) takes 365.25 days .

2.) Moon ===> 1.) travels around the Earth

2.) Takes 27.3 days.

Which atom has the lower K ionization energy? А. Na
B. Be​

Answers

The atom with the lower K ionization energy is sodium (Na). Here option A is the correct answer.

The ionization energy of an atom is defined as the amount of energy required to remove an electron from the outermost shell of an atom. It is a measure of the tendency of an atom to lose an electron and become a cation. The lower the ionization energy of an atom, the easier it is to remove an electron from that atom.

Now, to compare the ionization energies of Na and Be, we can look at their electronic configurations. Sodium (Na) has an electron configuration of [Ne] 3s¹, while Beryllium (Be) has an electron configuration of [He] 2s².

The first ionization energy of sodium is 495.8 kJ/mol, which means it takes this much energy to remove the outermost electron from a sodium atom. On the other hand, the first ionization energy of beryllium is 899.5 kJ/mol, which is significantly higher than that of sodium. This means that it takes more energy to remove an electron from beryllium than from sodium.

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Zinc is most readily found in protein-rich foods such as shellfish, meats, poultry, and dairy products. Vegetarian sources such as legumes and whole grains offer zinc; however, their ______A. OxylateB PhytateC fiberD. Nitrigen

Answers

Answer: phytate i believe is the answer

Noble gasses are generally

Answers

Noble gases have completely filled electronic configuration. Therefore, noble gases or group 18 elements are inert in nature.

What are noble gases?

Noble gases are 18th group elements in periodic table. They are all having complete filled electronic configuration. The group members are helium, neon, argon, krypton, xenon and radon.

All these elements are existing in gaseous state and they are unreactive. Atoms become reactive when they have extra electrons or are deficient of electrons. Thus to achieve octet, they bond with other atoms.

In the case of noble gases, the valence shell is already achieved octet and no need of lose or gain of electrons. Thus, they are generally inert.

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on the basis of the information above, which of the following arranges the binary compounds in order of increasing bond polarity

Answers

Taking into account the data in the table, the binary compounds are arranged in ascending order of bond polarity as follows:

CH4 < SIC14 < SF4

What is Bond polarity ?

When there is a significant variation in the electronegativity of the atoms, the bond is said to be polar.

If we examine the variations in electronegativity between the atoms, we find that;

C - H = 2.5 - 2.1 = 0.4

Si - CI = 3.0 - 1.8 = 1.2

S - F = 4.0 - 2.5 = 1.5

We may observe that the biggest difference in electronegativity and

The Si-CI bond has the second-highest polarity, the S-F bond has the highest polarity, and the CH bond has the lowest electronegativity difference and polarity.

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Differentiate between physical and chemical change​

Answers

Explanation:

Physical Change is a type of change where by no new chemical substance is formed. Physical changes are reversible. whilst Chemical change is a change where new chemical substance is always formed. Chemical changes are usually irreversible.

Examples of Physical Change include;

Melting of Ice

Melting of Candle

Grinding of chalk

Magnetization of Iron

Examples of Chemical Change includes;

Cooking of food

Rusting of Iron

Burning of Charcoal

A less common type of radioactive emitted is the positron. If potassium-38 forms argon-38 by positron emission, the mass number of a positron is ____ and the charge is ____

Answers

A positron forms in the nucleus and is promptly ejected from it, just like the beta particle. In an equation, a positron is represented by the sign e+01. As an illustration, potassium-38 emits a positron and changes into argon-38.

What is a positron's charge when its mass is ?

A positron has an electrical charge of +1, the same mass as an electron, and a spin of 1/2.

Which, if any, of Argon's three isotopes is the most abundant? Argon-36 The atomic mass of argon is 39.948 amu, not argon-38 or argon-40.

The three argon (Ar) isotopes that are present in nature are argon-36, argon-38, and argon-40. On the periodic table, argon has an average atomic weight of 39.948 amu.

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Nitric oxide, NO, is made from the oxidation of NH3, and the reaction is represented by the equation:4NH3 + 5O2 → 4NO + 6H2OWhat mass of O2 would be required to react completely with 7.42 g of NH3?

Answers

Answer: mass of Oxygen required = 17.45 g Calculations:

• Molar mass NH3 ,= Molmass of N + ( 3xmol.mass of H ) = ,17 g/mol

,

• Molar mass of O2, = 2 x Mol.mass of O = 2*16 = ,32 g/mol

,

• Mass of NH3 = 7.42 g

The balanced equation of the chemical reaction:

\(4NH_3+5O_2\Rightarrow4NO+6H_2O\)

According to stoichemistry ,

• 4 moles of NH3 reacts with 5 moles of O2

,

• 4x17 g of NH3 reacts with 5x32 g of O2

• then , 7.42 g NH3 reacts with x mass of O2

Therefore mass of Oxygen will be :\(\begin{gathered} MassO_2\text{ = }\frac{7.42\cdot\text{ 5 }\cdot32}{4\cdot17} \\ \text{ = }17.45\text{ g } \end{gathered}\)This means that mass of Oxygen required = 17.45 g

6.(a) State any two ways by which water gets polluted.
(b) Name the components present in water gas.​

Answers

Chemical waste from factories

(06.04 HC)

Part 1. A chemist reacted 15.0 liters of F2 gas with NaCl in the laboratory to form Cl2 and NaF. Use the ideal gas law equation to determine the mass of NaCl that reacted with F2 at 280. K and 1.50 atm.

F2 + 2NaCl → Cl2 + 2NaF

Part 2. Explain how you would determine the mass of sodium chloride that can react with the same volume of fluorine gas at STP

can someone explain this to me

Answers

The mass of sodium chloride at the two parts are mathematically given as

m=10,688.18gmass of Nacl(m)=39.15g

What is the mass of sodium chloride that can react with the same volume of fluorine gas at STP?

Generally, the equation for ideal gas is mathematically given as

PV=nRT

Where the chemical equation is

F2 + 2NaCl → Cl2 + 2NaF

Therefore

1.50x15=m/M *(1.50*0.0821)

1-50 x 15=m/58.5 *(1.50*0.0821)

m=10,688.18g

Part 2

PV=m'/MRT

1*15=m'/58.5*0.0821*273

m'=39.15g

mass of Nacl(m)=m'=39.15g

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1 Suggest a reason for only ‘roughly’ twice as much hydrogen gas being produced at the cathode as oxygen gas at the anode in the electrolysis of water

Answers

A reason for only ‘roughly’ twice as much hydrogen gas being produced at the cathode as oxygen gas at the anode in the electrolysis of water is that the number of moles of hydrogen is twice as that of oxygen in the making of water.

Consider the chemical formula of water which is H2O. Based on this chemical formula, we conclude that water is made from two atoms of hydrogen and one atom of oxygen.

When the electrolysis of water occurs, hydrogen and oxygen will separate. Hydrogen will move toward the cathode whereas oxygen will move toward the anode. However, as the number of moles of hydrogen in the making of water is twice as that of oxygen hence, twice as much hydrogen gas will be produced as the cathode.

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EXERCISE 3: WHAT DOES pCO2 CHANGE? - When pCO
2

increases, the concentration of total CO
2

dissolved in water - When pCO
2

increases, the concentration of only CO
2

dissolved in water - When pCO
2

increases, the pH - Which form of dissolved CO
2

is most common in water? Ocean acidification is the decrease in pH due to increasing atmospheric CO
2

concentration.
2
. Choose the correct word option in the statements below: - An organism that needs CO
2

is likely to fare better / worse under ocean acidification. - An organism that needs HCO
3

- is likely to fare better/worse under ocean acidification. - An organism that needs CO
3


2−
is likely to fare better/worse under ocean acidification.

Answers

pCO2 is an important factor that affects various aspects of water chemistry and the impacts of ocean acidification. When pCO2 increases, the concentration of total CO2 dissolved in water also increases. This leads to changes in pH, which decreases due to increasing atmospheric CO2 concentration.

When pCO2 rises, the concentration of only CO2 dissolved in water increases. The dissolved CO2 forms carbonic acid, which contributes to the acidification of the ocean. This increase in CO2 affects the equilibrium between CO2, HCO3-, and CO3^2-, shifting it towards higher levels of dissolved CO2 and H+ ions, resulting in a lower pH.

In terms of the impacts of ocean acidification on different organisms, the effects can vary depending on their specific needs. An organism that requires CO2 is likely to fare better under ocean acidification since the increase in dissolved CO2 can provide them with a favorable environment. However, organisms that rely on HCO3- or CO3^2- may fare worse under ocean acidification, as the lower pH interferes with the availability of these carbonate ions, which are essential for shell formation and calcification in some marine organisms.


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A customer is traveling to a branch office static ip.

Answers

Answer:

A customer is travelling to a branch office, and the network administrator provides her with a static IP address for her laptop

Explanation:

I hope this helps!!!...

Brainliest please???

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The functions f(x) and g(x) are graphed.On a coordinate plane, a curved red line with an upward arc, labeled g of x, crosses the y-axis at (0, 4) and the x-axis at (2, 0). A straight blue line with a negative slope, labeled f of x, crosses the y-axis at (0, 4) and the x-axis at (2, 0).Which represents where f(x) = g(x)?f(0) = g(0) and f(2) = g(2)f(2) = g(0) and f(0) = g(4)f(2) = g(0) and f(4) = g(2)f(2) = g(4) and f(1) = g(1) Please help .A spinner is divided into 6 equal sections. Each section is marked with one of the numbers 1 through 6. Miguel wanted to test his hypothesis that the spinner is most likely to land on the number 1. This is an Annuity question. You have purchased a car for $45,000 and taken a loan that is to be repaid in 60 equal payments beginning next month. The interest rate charged is 0.50% monthly. What are your monthly payments? Suppose u~N(0, ) and y, is given as yt = 0.5yt-1 + ut a) What sort of process would y, typically be described as? [2 mark]b) What is the unconditional mean of yt? [4 marks] c) What is the unconditional variance of yt? [4 marks] d) What is the first order (i.e., lag 1) autocovariance of yt? [4 marks] e) What is the conditional mean of Yt+1 given all information available at time t? [4 marks] f) Suppose y = 0.5. What is the time t conditional mean forecast of yt+1? [4 marks] g) Does it make sense to suggest that the above process is stationary? Briefly explain [3 marks] PLEASE ANSWERR!!! What was the main reason the Japanese attacked the United States naval base in Pearl Harbor, Hawaii?A. To claim the islands as part of the expanding Japanese EmpireB. To get revenge for the American forced opening of Japan in 1853C. To discourage American retaliation for Japanese seizure of the Philippines for oilD. To help their allies Germany and Italy by distracting the Americans from Europe sociologists model social life with three levels that move from specificity to abstraction. which words represent these levels, in order from the widest point of the triangle to the narrowest? define the term historical interpretation What is the atomic mass of neon in gram per mole? what is the maximum price at which the country that importsis willing to pay for in terms of textiles? An unknown number y is 20 more than an unknown number x. The number y is also x less than 2. The equations to find x and y are shown below: y = x + 20 y = x + 2 Which is a correct step to find x and y? Multiply the equations to eliminate y. Add the equations to eliminate x. Write the points where the graphs of the equations intersect the x-axis. Write the points where the graphs of the equations intersect the y-axis. Question histological examination of some brain tissue reveals the presence of several large, highly branched Purkinje cells. This sample of tissue must have come from the _______. True or false a term has more than on root Who believed that people should exchange some of their individual freedoms for common security?. Perfectly competitive firms produce up to the point where the price of the good equals the marginal cost of producing the last unit. This condition is referred to as the vast majority of stone age sculptures depict either animals or humans, but the humans are almost exclusively women. Given that (0) = 5, (0) = 10,solve the following equation for the ().d^2v(t)/dt^2 + 5dv(t)/dt + 6v(t) = 25e^-tu(t) Real estate can be held by directly where the investor becomes owner of the property, or indirectly where the investor becomes owner of securities that give rights to returns from the properties. Which of the following is not true when buying and selling direct real estate?a.less liquid than indirect real estate.b.Markets are highly segmented.c.Contracts are negotiated privately.d.low transaction costs. To understand the terms in the doppler shift formula. the doppler shift formula gives the frequency fl at which a listener l hears the sound emitted by a source s at frequency fs: fl=fsv+vlv+vs, where v is the speed of sound in the medium, vl is the velocity of the listener, and vs is the velocity of source. part f now, imagine that the source is to the left of the listener, so that the positive reference direction is in the ?x direction. if the source is stationary, what value does fl approach as the listener's speed (moving in the +x direction) approaches the speed of sound? a) 0 b) 1/2 fs c) 2fs d) it approaches infinitly part g in this last case, imagine that the listener is stationary and the source is moving toward the listener at the speed of sound. (note that it is irrelevant whether the source is moving to the right or to the left.) what is fl when the sound waves reach the listener? a) 0 b) 1/2 fs c) 2fs d) it approaches infinitly Articulate succinctly (and use a sketch if helpful) why the sign of the wave-function matters when two or more atoms form bonds. 2. How do Nya's and her mother's point of view differ in the act of taking thesister along to find water? (ch4)What do