A skittish squirrel is climbing vertically on a tree. Its
motion is shown on the following graph of vertical
position y vs. time t.
6
5+
3
2+
1
→t(s)
2
3
4
5
6
7
8
9
What is the instantaneous speed of the squirrel at time
t=2 s?​

Answers

Answer 1

Answer: 1

Explanation:

Answer 2

Answer:

-0.1

Explanation:


Related Questions

Which of the following diagrams represents a single
replacement reaction?

Which of the following diagrams represents a singlereplacement reaction?

Answers

Answer: A

Explanation:

trust me i did it

What is the volume of 16.0 g of SO2 (g) at STP?

Answers

Answer:

Explanation:

At STP 1 mole of an ideal gas = 22.4 L.

Assuming SO2 (sulfur dioxide) acts as an ideal as, we have 16 g SO2 x 1 mol/64 g = 0.25 moles SO2

0.25 moles x 22.4 L/mole = 5.6 liters

Please help me answer this chemistry question:

Please help me answer this chemistry question:

Answers

The answer is either c or d, I’m not sure
C is the correct answer

PLEASE HELPPPP! :{
Leandra is performing an investigation. She places one strawberry by the window in the sunlight and another strawberry inside of the refrigerator. Leandra leaves the strawberries for three weeks and observes them. After the three weeks, what observation did Leandra make?

A. The strawberry in the refrigerator rusted faster because it was exposed to less heat.
B. The strawberry by the window rusted faster because it was exposed to more heat.
C. The strawberry in the refrigerator rotted faster because it was exposed to less heat.
D. The strawberry by the window rotted faster because it was exposed to more heat.

Answers

D or B because if u put a strawberry in heat it’s gonna rot

a technician has the measured osmotic pressure of a solution to determine the molar mass of a covalent solute. which other information would need to be measured in order to determine the molar mass?

Answers

In addition to the measured osmotic pressure, the technician would need to know the temperature of the solution and the concentration of the covalent solute in the solution. With this information, the technician could use the formula for osmotic pressure and the van't Hoff factor to calculate the molar mass of the covalent solute.


To determine the molar mass of a covalent solute using osmotic pressure, you'll need to know the following information:

1. Osmotic pressure (π): You've already measured this.
2. Temperature (T): The temperature at which the osmotic pressure was measured. Make sure it's in Kelvin (K).
3. Gas constant (R): Use the ideal gas constant, which is 0.0821 L atm/mol K.
4. Volume (V) and moles (n) of the solute: Measure the volume of the solution and the amount of solute in moles.

With these values, you can use the osmotic pressure equation:

π = (n/V) * R * T

Rearrange the equation to find the molar mass (M) of the covalent solute:

M = (n * R * T) / (π * V)

Now, plug in the values you've gathered to calculate the molar mass of the covalent solute.

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For each illustration below, identify the beginning state of matter,phase change that is happening, and the ending state of matter. • Beginning state of matter• Phase change type • Ending state of matter

For each illustration below, identify the beginning state of matter,phase change that is happening, and

Answers

The first one appear to be a pan with some liquid heating up.

The beginning state is liquid, the phase change type is a vaporization and its ending state is gas.

The second one seems to be a ice cube melting.

Its beginning phase is solid, the phase change type is fusion, and its ending state is liquid.

The third one is water, or other liquid, making clouds.

The beginning state is liquid, the phase change type is a vaporization and its ending state is gas.

The fourth illustration seems to be an aluminium can. There aren't really a phase change happening, but when we open the aluminium can containing gaseous drink, there are molecules of gas diluted into the liquid and some of it encouter each other to make a bubble of the gas and is released. It is not an actually phase change, it is the reverse process of diluting gas into liquid. Initially it is diluted gas, it gets released and in the end it is in gas phase.

g/what is the orbital hybridization on the central atom for a molecule with a square pyramidal molecular geometry?

Answers

The orbital hybridization on the central atom for a molecule with a square pyramidal molecular geometry is sp3d. This hybridization occurs when a central atom has five hybrid orbitals that are used to form bonds with other atoms.

In the case of square pyramidal geometry, the central atom is surrounded by five ligands and one lone pair, resulting in a trigonal bipyramidal arrangement.

The hybridization process involves the mixing of the central atom's s, p, and d orbitals to form five hybrid orbitals with equivalent energy levels. These hybrid orbitals have different orientations in space, with three orbitals arranged in a trigonal plane and two orbitals oriented perpendicular to the plane.

The five hybrid orbitals then overlap with the ligand orbitals to form five σ bonds. The lone pair occupies one of the hybrid orbitals, resulting in a square pyramidal molecular geometry.

This type of hybridization is common in molecules with a coordination number of five and results in strong and stable bonding between the central atom and its ligands.

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A 0.520 g sample of an unknown nonelectrolyte compound is dissolved in 4.62 g of lauric acid (Kf = 3.90 .C/m).
The freezing point depression is determine to be 4.20 C. What is the molar mass of the compound?

Answers

Using the given mass of the compound (0.520 g) and the calculated moles, we can determine the molar mass of the compound.

To find the molar mass of the compound, we can use the formula:

ΔT = Kf * m

where ΔT is the freezing point depression, Kf is the cryoscopic constant (in this case, 3.90 °C/m), and m is the molality of the solution.

First, we need to calculate the molality (m) of the solution:

m = moles of solute / mass of solvent (in kg)

The mass of the solvent (lauric acid) is given as 4.62 g. Since the unknown compound is a solute, we need to convert its mass to moles:

moles = mass / molar mass

Given that the mass of the unknown compound is 0.520 g, we can now calculate the moles of the compound.

Next, we convert the mass of the solvent to kg by dividing by 1000:

mass of solvent (lauric acid) = 4.62 g / 1000 = 0.00462 kg

Now we can calculate the molality:

m = moles of solute / mass of solvent = (moles of the compound) / (mass of solvent)

Finally, we can use the freezing point depression formula to find the molar mass of the compound:

ΔT = Kf * m

Substituting the given values:

4.20 °C = 3.90 °C/m * m

Now solve for m:

m = (4.20 °C) / (3.90 °C/m)

Once we have the molality, we can calculate the moles of the compound:

moles = molality * mass of solvent (in kg)

Finally, we calculate the molar mass:

molar mass = mass of solute / moles of solute

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Predict the ground‑state electron configuration of each ion. Use the abbreviated noble gas notation. Cr2+ : Cu2+ : Co3+ :

Answers

The Ground state electronic configuration of  Cr2+:[Ar] 3d4, Cu2+: [Ar] 3d9, Co3+: [Ar] 3d6

Electronic configuration, sometimes referred to as electronic structure or electron configuration, is the arrangement of electrons in orbitals that surround an atomic nucleus.

1. Cr2+

Atomic no.of Chromium(Cr)=24  

a ground state Chromium's electronic structure is as follows: [Ar] 4s1 3d5 = 1s2 2s2 2p6 3s2 3p6

(Atomic no.of [Ar](argon) = 18)

so,ground state electronic configuration for Cr2+:

[Ar] 4s0 3d4 =[Ar] 3d4

so, ground state electronic configuration of Cr2+:

[Ar] 3d4

2. Cu2+

Atomic number of Copper(Cu)= 29

Ground state electronic configuration of Cu:

[Ar] 4s1 3d10

so, ground state electronic configuration of Cu2+:

[Ar] 4s0 3d9 = [Ar] 3d9

so,electronic configuration of Cu2+:

[Ar] 3d9

3.Co3+

Atomic number of Cobalt(Co)=27

Ground state electronic configuration of Co:

[Ar] 4s2 3d7

so,electronic configuration of Co3+:

[Ar] 4s0 3d6 = [Ar] 3d6

So,electronic configuration of Co3+:

[Ar] 3d6

Therefore the Ground state electronic configuration of

Cr2+:[Ar] 3d4, Cu2+: [Ar] 3d9, Co3+: [Ar] 3d6

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Energy
In this scenario, electrical Energy is transferred to___Energy

Answers

What is the senerio? Is there a picture that goes along with it ??

Answer:

light

Explanation:

I'm not sure to my answer but hope it helps if it is correct:)

Calculate the mass (in g) of 2.1 x 1020 atoms of Os.

Calculate the mass (in g) of 2.1 x 1020 atoms of Os.

Answers

Answer:

here's the procedure to find it friend

Explanation:

How do you find the mass in grams of an atom?

In order to determine the mass of one atom of an element, you must determine its molar mass, which is its atomic weight on the periodic table in g/mol, and you need to know the relationship between moles and the number of atoms: 1 mol of atoms = 6.022×1023 atoms . Then divide the molar mass by 6.022×1023 atoms/mol .

Compound 1 contains 33% k and 67% CI.
Compound 2 contains 22% k and 78% CI.
Are both compounds the same?

Answers

According to given conditions,
% %
mol.wt.
wt.

simple ratio empirical formula
Pt 73.3 0.38 1
Cl 26.7 0.75 2 PtCl
2


Pt 57.9 0.3 1
Cl 42.1 1.18 4 PtCl
4


Hence, the given data is correct.

how mny liters of so3 will be produced when 25 l of sulfur dioxide reacts with 75l of oxygen? all gases are at stp?

Answers

When 25 liters of  \(SO_2\) reacts with 75 liters of \(O_3\), a total of 126.0 liters of  \(SO_3\) will be produced.  

When 25 liters of sulfur dioxide reacts with 75 liters of oxygen, a large number of sulfur trioxide molecules will be produced.

The balanced chemical equation for the reaction is:

\(SO_2 + O_2 - > SO_3\)

We can use the mole ratios of the reactants and products to calculate the number of moles of each substance present in the reaction. We can then use the molar volume of each substance to calculate the volume of the reaction mixture.

Next, we can use the molar volume of each substance to calculate the volume of the reaction mixture. The molar volume is 13.6 cubic centimeters per mole, and the molar volume of Oxygen is 24.6 cubic centimeters per mole.

Therefore, the volume of the reaction mixture is:

2 moles of \(SO_2\) * 13.6 cubic centimeters per mole = 26.4 cubic centimeters

4 moles of  \(SO_2\) * 24.6 cubic centimeters per mole = 99.6 cubic centimeters

The total volume of the reaction mixture is the sum of the volumes of the  \(SO_2\) and  \(O_2\):

26.4 cubic centimeters + 99.6 cubic centimeters = 126.0 cubic centimeters

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describe what reclaimed water is and explain what it is typically used for. read more >>

Answers

Reclaimed water, also known as recycled water, is treated wastewater that has been purified to remove harmful contaminants and made safe for reuse.

It is an important resource that helps to conserve precious freshwater supplies and protect the environment.

Reclaimed water is typically used for non-potable purposes such as irrigation of landscapes, agricultural crops, and golf courses, as well as for industrial processes, dust control, and fire protection.

It can also be used for groundwater recharge and in certain cases, even for toilet flushing. Although reclaimed water may not be suitable for drinking, it is treated to meet strict standards and is subject to rigorous monitoring to ensure that it is safe for its intended use.

The use of reclaimed water can help to reduce the demand for freshwater, lower the cost of water treatment and distribution, and provide a sustainable and reliable source of water for various applications.

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An ion has 26 protons, 28 neutrons, and 24 electrons. Which element is this ion? a. Xe b. Ni c. Fe d. Mg e. Cr

Answers

The ion that has 26 protons, 28 neutrons, and 24 electrons is Iron (Fe) (option c).

An element can be determined by the number of protons in the nucleus of its atom. The number of protons present in an atom is referred to as the atomic number of the element.

This means that the number of protons in an atom is unique to a specific element.

Iron (Fe) has 26 protons in the nucleus of its atom.

Therefore, an ion with 26 protons is an ion of the element iron (Fe).

Magnesium (Mg) has 12 protons, Chromium (Cr) has 24 protons, Xenon (Xe) has 54 protons and Nickel (Ni) has 28 protons.

Thus, an ion which has 26 protons, 28 neutrons, and 24 electrons  is Fe (option c)

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How many grams are in 21.4 mol Cl2 gas?

Answers

Cl2 = 70.9 g/mol

=

\(21.4 \: mol \times \frac{70.9 \: g}{1 \: mol} = 1517.26 \: g\)

chlorine is more reactive than sulphur​

Answers

Answer:

this is true

Explanation:

chlorine only needs to lose one electron to become stable and sulphur needs to lose two

Calculate the molar concentration of a solution containing 433 grams of C6H12O6 in 82 milliliters of water. The molar mass of C6H12O6 is 180.156 g/mol

Answers

Answer:

29.27M

Explanation:

Molar concentration can be calculated using the formula;

Molar concentration (molarity) = number of moles ÷ volume

Mole = mass ÷ molar mass

Where;

Molar Mass of glucose (C6H12O6) = 180.156g/mol

Mass = 433g

Mole = 433/180.156

Mole = 2.40moles

Volume = 82mL

Since 1L = 1000mL

82mL = 82/1000

= 0.082L

Molar conc. = 2.40mol/0.082L

Molar conc. = 29.27M

What is the mass of he

Answers

Answer:

The atomic mass of Helium is 4.002602 u, I hope this helps you! :)

Answer:

what is this?

Explanation:

Zora wants to dissolve a solute in a solvent quickly. Which best describes what she should do?

decrease the pressure
decrease the surface area
shake it repeatedly
place in a refrigerator

Answers

Answer:

C    shake it repeatedly

Explanation:

i think thats the answer if not sorry hope it helps you.

Answer:

C.

Explanation:

2 NH3 + 3 CuO → 3 Cu + N2 + 3 H2O

In the above equation, how many grams of N2 can be made when 5.3 moles of CuO are consumed?

Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0

Use the following molar masses. If you do not use these masses, the computer will mark your answer incorrect.:

Element Molar Mass
Hydrogen 1
Nitrogen 14
Copper 63.5
Oxygen 16

Question 2
S + 6 HNO3 → H2SO4 + 6 NO2 + 2 H2O

In the above equation, how many grams of water can be made when 19.5 moles of HNO3 are consumed?

Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0

Use the following molar masses. If you do not use these masses, the computer will mark your answer incorrect.:

Element Molar Mass
Hydrogen 1
Nitrogen 14
Sulfur 32
Oxygen 16

Question 3
3 Cu + 8HNO3 → 3 Cu(NO3)2 + 2 NO + 4 H2O

In the above equation, how many grams of water can be made when 15.4 moles of HNO3 are consumed?



Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0

Use the following molar masses. If you do not use these masses, the computer will mark your answer incorrect.:

Element Molar Mass
Hydrogen 1
Nitrogen 14
Copper 63.5
Oxygen 16

Question 4
For the reaction C + 2H2 → CH4, how many grams of carbon are required to produce 5.7 moles of methane, CH4 ?

Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0

Use the following molar masses. If you do not use these masses, the computer will mark your answer incorrect.:

Element Molar Mass
Hydrogen 1
Carbon 12

Answers

Answer:

Explanation:

Question 1:

The balanced chemical equation is:

2 NH3 + 3 CuO → 3 Cu + N2 + 3 H2O

The molar ratio between CuO and N2 is 3:1, which means that for every 3 moles of CuO consumed, 1 mole of N2 is produced.

To find how many grams of N2 can be produced from 5.3 moles of CuO, we need to first calculate how many moles of N2 can be produced:

Moles of CuO = 5.3 mol CuO

Moles of N2 = Moles of CuO / 3 (from the molar ratio)

Moles of N2 = 5.3 mol CuO / 3 = 1.77 mol N2

Now we can use the molar mass of N2 to calculate the mass:

Molar mass of N2 = 14 g/mol

Mass of N2 = Moles of N2 x Molar mass of N2

Mass of N2 = 1.77 mol x 14 g/mol = 24.78 g

Rounded to the nearest tenth, the answer is 24.8 g of N2.

Therefore, 24.8 grams of N2 can be made when 5.3 moles of CuO are consumed.

Question 2:

The balanced chemical equation is:

S + 6 HNO3 → H2SO4 + 6 NO2 + 2 H2O

The molar ratio between HNO3 and H2O is 6:2, which means that for every 6 moles of HNO3 consumed, 2 moles of H2O are produced.

To find how many grams of H2O can be produced from 19.5 moles of HNO3, we need to first calculate how many moles of H2O can be produced:

Moles of HNO3 = 19.5 mol HNO3

Moles of H2O = Moles of HNO3 x 2/6 (from the molar ratio)

Moles of H2O = 19.5 mol HNO3 x 2/6 = 6.5 mol H2O

Now we can use the molar mass of H2O to calculate the mass:

Molar mass of H2O = 18 g/mol

Mass of H2O = Moles of H2O x Molar mass of H2O

Mass of H2O = 6.5 mol x 18 g/mol = 117 g

Rounded to the nearest tenth, the answer is 117.0 g of H2O.

Therefore, 117.0 grams of H2O can be made when 19.5 moles of HNO3 are consumed.

Question 3:

The balanced chemical equation is:

3 Cu + 8HNO3 → 3 Cu(NO3)2 + 2 NO + 4 H2O

The molar ratio between HNO3 and H2O is 8:4, which means that for every 8 moles of HNO3 consumed, 4 moles of H2O are produced.

To find how many grams of H2O can be produced from 15.4 moles of HNO3, we need to first calculate how many moles of H2O can be produced:

Moles of HNO3 = 15.4 mol HNO3

Moles of H2O = Moles of HNO3 x 4/8 (from the molar ratio)

Moles of H2O = 15.4 mol

is air a pure substance

Answers

No, air is not a pure substance. Because air contains other gases like Nitrogen, Carbon monoxide etc..,

no it is not. Air is made up of many different elements

Help if you can please.​

Help if you can please.

Answers

Nuclear i believe because it has nucleus in the sentence and also talk about it

Answer:

I think it's Nuclear

which one of the following compounds would be most reactive toward electrophilic aromatic substitution?

Answers

The compound that would be most reactive toward electrophilic aromatic substitution cannot be determined without specific compounds to compare.

Electrophilic aromatic substitution is a reaction in which an electrophile replaces a hydrogen atom on an aromatic ring. The reactivity of a compound towards electrophilic aromatic substitution depends on various factors, including the presence of electron-donating or electron-withdrawing groups on the aromatic ring.

Electron-donating groups, such as alkyl groups, donate electron density to the ring, making it more nucleophilic and thus more reactive towards electrophilic substitution. On the other hand, electron-withdrawing groups, such as nitro (-NO2) or carbonyl (-C=O) groups, withdraw electron density from the ring, decreasing its nucleophilicity and reactivity.

Without specific compounds provided to compare, it is not possible to determine which compound would be the most reactive towards electrophilic aromatic substitution. The presence or absence of electron-donating or electron-withdrawing groups, as well as their specific positions on the aromatic ring, greatly influence the reactivity of a compound in this type of reaction.

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6. List two (2) ethical issues that the healthcare provider has a public duty to report.

Answers

Answer: Communicable diseases, abuse gunshot wounds and forensic medicine

Explanation:

What are valence electrons? The number of neutrons in a nucleus. The number of protons in the nucleus. The atomic mass is the same as the number of valence electrons. The number of electron in the outer most shell of an atom.​

Answers

Valence Electrons are The number of electrons in the outer most shell of an atom. These shells have a maximum amount before being filled by electrons, in which remaining electrons will fill the next remaining valence shell.

What is the intermolecular force of NiCl2

Answers

Answer:

Cl2Ni

Hope this helps!

I can help you with the hardest questions.

May I have brainliest, please?

equimolar amounts of f2 and o2 are placed in a previously evacuated rigid container which element is reduced

Answers

Equimolar amounts of F2 and O2 are placed in a previously evacuated rigid container, the element that is reduced is oxygen (O2).

The balanced chemical equation for the reaction of F2 and O2 is as follows: F2 + O2 → 2F. Oxygen is the oxidizing agent in this reaction, whereas fluorine is the reducing agent. As a result, oxygen will be reduced, and fluorine will be oxidized. Oxygen gains electrons in this reaction, which means it has undergone reduction. Oxygen has a lower electronegativity than fluorine, which means it is less likely to take electrons from other atoms.

Fluorine has a higher electronegativity than oxygen, which means it is more likely to take electrons from other atoms.The reduction potential of oxygen is lower than that of fluorine, indicating that it is less likely to gain electrons than fluorine. As a result, when oxygen reacts with fluorine, it gains electrons and is reduced.

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consider the ksp values of the following salts and indicate which of these is least soluble in water

Answers

The solubility of a salt can be determined by comparing the Ksp values. The Ksp value represents the equilibrium constant for the dissolution of a salt in water. A smaller Ksp value indicates lower solubility.
To find the salt that is least soluble in water, compare the Ksp values of the salts given. The salt with the smallest Ksp value will be the least soluble.
Without the Ksp values, it is not possible to determine which salt is least soluble. Please provide the Ksp values, and I will be happy to assist you further.
Without the Ksp values of the salts, it is not possible to determine which salt is least soluble in water.
The solubility of a salt in water is determined by its Ksp value. The Ksp value represents the equilibrium constant for the dissolution of a salt in water. A smaller Ksp value indicates lower solubility. Therefore, to find the salt that is least soluble in water, we need to compare the Ksp values of the given salts. However, you haven't provided the Ksp values in your question, so it is not possible to determine which salt is least soluble. Please provide the Ksp values for the salts, and I will be happy to assist you further.
Without the Ksp values of the salts, it is not possible to determine which salt is least soluble in water.

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which atmospheric gas is used by plants and given off by animals

Answers

Pretty sure it’s oxygen
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Can somebody please type a 2 page essaycomparing and contrasting the old media and the new media?PLEASE HELP ME! Explain organizational culture and how it impacts individual and organizational performance. Your Office Supply has a $42,500 line of credit that charges an annual percentage rate of prime rate plus3%. Their starting balance on March 1 was $10,600. On March 5, they borrowed $7,500. On March 14,the business made a payment of $3,300, and on March 18, they borrowed $5,300. If the current primerate is 9%, what is the new balance?O a. $27,583.43O b.$26,100.00O c. $20,276.10O d. $18,400.29F Evaluate the expressions using the distributive property. (-7) + (-5) helpHow does this incident in the plot most clearly influence the author? aShe becomes frustrated and stops using the microscope. bShe realizes that she must follow her interests for her own sake. cShe begins to resent her parents because they are cold and distant. dShe continues to use the microscope to show that her parents are wrong. Which of the following exam scores should lead to the better grade? Explain your answer. (4 points) A score of X = 55 on an exam that has a mean of 60 and a standard deviation of 5. B. A score of X = 40 on an exam that has a mean of 50 and a standard deviation of 20. The graph shown here is the graph of which of the following rational functions? at which open systems interconnection reference model (osi/rm) layer does the physical address reside? There are _____ naturally occurring elements. A. 57B. 108C. 95D. 92E. 87 the ratio of impressionists to fauvists was 13 to 4. if there were 104 impressionists how many fauvists were there Rods respond only to varying degrees of light and dark, not to color.True False can you please help me with my question Which is true about Egyptian history? A cylindrical water tank is built on a hill to supply the entire town with pressurized fresh water. it is 50 meters across and 30 meters tall. how many cubic meters of water can it hold at maximum capacity? round to the nearest hundredth. eeeeet your answer Porque nuestra lengua es latina y porque se le llam originalmente castellana what is game development what isomers are possible for pt(cn)2(nh3)2 (where cn is c-bonded)? a child is brought to the emergency department by his parents because he suddenly developed a barking cough. further assessment leads the nurse to suspect that the child is experiencing croup. what would the nurse have most likely random variable is exponentially distributed with and random variable is normally distributed with and , what is the expected value of ? The time it takes to travel to work is referred to as _____.overtimeextra timepart timecommute time(commute time)