Calculate the kinetic energy of a 100kg cart moving at a speed of 6 m/s.

Answer:

carbohydrates

Explanation:

i took the test

The signal that would disappear in the 1H NMR spectra of triolein after it is completely hydrogenated to the unsaturated fat would be visible at around 5.3 ppm.

The signal at 5.3 ppm corresponds to the protons on the double bonds of the fatty acid chains in triolein. This signal would disappear in the 1H NMR spectra when completely hydrogenated. When triolein is completely hydrogenated, the double bonds are removed and the protons at 5.3 ppm are no longer present.

Therefore, the signal at 5.3 ppm would disappear from the 1H NMR spectra of triolein after it is completely hydrogenated to the unsaturated fat.

Learn more about 1H NMR spectra here: https://brainly.com/question/30583972.

#SPJ11

Answer: The answer is Solid

Explanation: :)

The unhybridized pz orbitals on each carbon overlap to a π bond (pi).The sigma bond framework of the ethylene molecule is produced by the overlap of hybrid orbitals or by the interaction of a hybrid orbital and a 1s hydrogen orbital.

Each carbon still has its unhybridized pz orbital, though. Sigma bond are typically the only types of single bonding between atoms. One sigma bond and two pi bonds make up triple bonds. One sigma () bond makes up a single bond, one and one pi () bond makes up a double bond, and one and two bonds make up a triple bond.

To learn more about bond, click here.

https://brainly.com/question/10777799

#SPJ4

circle represents a female

square represents a male

if its colored then it shows that they have the trait of whatever disease or mutation or something that you are studying

the horizontal line represents that they are married or a marriage (husband and wife)

the vertical line represents the connection between the parents and children

several children are represented through a bracket and a veritcal line

The correct answer is A) , as only one product will be isolated from the reaction of 1,3-cyclohexadiene with HCI.

When 1,3-cyclohexadiene reacts with HCI, only one product will be isolated. This is because the reaction will result in the formation of a single addition product, 3-chlorocyclohexene.

The double bond in the 1,3-cyclohexadiene molecule will be broken, and the hydrogen and chlorine atoms from the HCI molecule will be added to the carbon atoms that were previously part of the double bond. The reaction can be represented by the following equation:

1,3-cyclohexadiene + HCI → 3-chlorocyclohexene

Therefore, the correct answer is A) one, as only one product will be isolated from the reaction of 1,3-cyclohexadiene with HCI.

Learn more about HCl at

https://brainly.com/question/29204122

#SPJ11

Answer:

The central value of the sets of observation can be mean, median or mode depending upon the kind of data provided as all are measure of central tendency.

Explanation:

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

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.

To find more on noble gases, refer here:

https://brainly.com/question/11764545

#SPJ1

The statement 'polycrystalline materials have misoriented crystalline grains because phase transformations occur via a nucleation and growth process' is TRUE. Polycrystalline materials consist of many crystallites.

Polycrystalline materials are solid materials consisting of many crystallites, which vary in both size and orientation.

Polycrystalline materials include, among others, rocks, ice, metals, ceramics, etc.

Nucleation refers to the chemical process by which solid crystals form from a liquid.

In the solidification of polycrystalline materials via nucleation, molecules are first arranged in a particular pattern form which additional particles can be added as the crystal grows.

Learn more in:

https://brainly.com/question/13495541

The order of the aqueous solutions from the lowest boiling point to the highest highest is :

NH₄NO₃  <  Na₂SO₄  <  CH₃OH  <  KBr  <  K₃PO₄

The highest the concentration of the solute particles , the higher the boiling point.

The dissociation of the K₃PO₄ is :

K₃PO₄  --->  3K⁺  +  PO₄³⁻

The molarity of the  K₃PO₄  = 0.475 M

The molarity of the ions = 4 × 0.475 M

The molarity of the ions = 1.9 M

Thus the K₃PO₄ is the highest boiling point.

The order of the boiling point from the lowest to the highest boiling point is as follows :

NH₄NO₃  <  Na₂SO₄  <  CH₃OH  <  KBr  <  K₃PO₄

To learn more about boiling point here

https://brainly.com/question/30508585

#SPJ4

Answer:

D

Explain:

Biology because normally everyone just studies under it so that is my answer for you i hope its right.

Answer:

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

From the question

volume of substance = 250 cm³

density = 4.259 g/cm³

We have

mass = 4.259 × 250

We have the final answer as

Hope this helps you

If the transport rate is significantly higher in the sample containing the enzyme, it is likely that the substance is passing through the membrane via enzyme-mediated transport.

To determine if a substance passes through the membrane via enzyme-mediated transport, the best-suited experiment would be to compare the transport rates of the substance in the presence and absence of a specific enzyme.

Prepare two samples of the membrane, one containing the enzyme of interest and the other without the enzyme.

Introduce the substance to both samples, ensuring the conditions (e.g., temperature, pH) are identical for accurate comparison.

Measure the transport rates of the substance across the membrane in both samples over a set period.

Compare the transport rates between the two samples. If the transport rate is significantly higher in the sample containing the enzyme, it is likely that the substance is passing through the membrane via enzyme-mediated transport.

Learn more about enzyme

brainly.com/question/31385011

#SPJ11

Answer:

non metal forms anions

metals for cations

nonmetals and metals bond because of electron transfer

an example is NaCl(Sodium chloride)

Answer:

Pressure for N₂ = 0.456 atm

Explanation:

There is law for gases which states that the sum of partial pressures of each gas in a mixture, is equal to the total pressure of the system.

For this case, we have a mixture of He, Ne and N₂

Then Total pressure is 0.898 atm

He's pressure + Ne's pressure + N₂'s pressure = 0.898 atm

N₂'s pressure = 0.898 atm - 0.336 atm - 0.106 atm

Pressure for N₂ = 0.456 atm

This is called the Dalton's law of partial pressures.

The free energy required to synthesize ATP in a rat hepatocyte is 24,365.6364 J/mol

To calculate the free energy required to synthesize ATP in a rat hepatocyte, we can use the formula:

ΔG'º = -RTln(Q)

where:

ΔG'º is the standard free energy change,

R is the gas constant (8.314 J/(mol·K)),

T is the temperature in Kelvin,

ln(Q) is the natural logarithm of the mass-action ratio.

Given:

ΔG'º = -30.5 kJ/mol

T = 37°C = 37 + 273.15 = 310.15 K

Q = 5.33 x \(10^{(-10)\) M

First, we need to convert ΔG'º from kJ/mol to J/mol:

ΔG'º = -30.5 kJ/mol = -30.5 x \(10^3\) J/mol

Next, we can calculate the free energy required to synthesize ATP using the formula:

ΔG = ΔG'º - RTln(Q)

ΔG = \((-30.5 * 10^3 J/mol) - (8.314 J/(molK) * 310.15 K) * ln(5.33 x 10^{(-10))\)

≈ -30,500 J/mol - 2576.1911 J × (-21.3364)

≈ -30,500 J/mol + 54,865.6364 J

≈ 24,365.6364 J/mol

Calculating this expression will give us the value of ΔG, which represents the free energy required to synthesize ATP in a rat hepatocyte.

Learn more about here:

#SPJ11

Answer:

Her speed is 6.8m/s.

Explanation:

K.E= 1/2mv²

or, 2543.2= 1/2×110×v²

or, 2543.2 = 55v²

or, 2543.2/55 = v²

or, 46.24 = v²

or, 6.8² = v²

v = 6.8 m/s

answer

6.8

explanation

k.e=1/2v^2

2543.2=55v^2

46.24=v^2

6.8^2=v^2

v=6.8

The gas sample will expand to approximately 5.54 liters when heated from 50.0°C to 500.0°C.

To determine the final volume of a gas sample when it is heated from 50.0°C and 2.33 L to 500.0°C, we can use Charles's Law, which states that the volume of a gas is directly proportional to its temperature, provided that the pressure and the amount of gas remain constant.

The formula for Charles's Law is:

V1/T1 = V2/T2

where V1 and T1 are the initial volume and temperature, and V2 and T2 are the final volume and temperature. First, convert the temperatures from Celsius to Kelvin by adding 273.15 to each:

T1 = 50.0°C + 273.15 = 323.15 K
T2 = 500.0°C + 273.15 = 773.15 K

Now, plug the values into the formula and solve for V2:

(2.33 L) / (323.15 K) = V2 / (773.15 K)

V2 = (2.33 L) * (773.15 K) / (323.15 K)
V2 ≈ 5.54 L

So, the gas sample will expand to approximately 5.54 liters when heated from 50.0°C to 500.0°C.

To learn more about temperature, refer below:

https://brainly.com/question/11464844

#SPJ11

Answer:

Blood is normally slightly basic, with a normal pH range of about 7.35 to 7.45

Explanation:

Marathon runners well exhibit the differences between the behavior of molecules in different states of matter.

At the starting point before the start of the race, the runners would gather in a common place before the starting line. They would be close to each other and are tightly packed like solid molecules.

After the race was started, some players would start to move fast and some remain in a group for a certain period. They were loosely packed compared to solid.

As the game reaches the end point, the players would be more spread out based on their stamina. They would be more loosely packed compared to solid and liquid.

To know more about Matter

https://brainly.com/question/10893210

#SPJ1

Answer:

the throwing back by a body or surface of light, heat, or sound without absorbing it.

Explanation:

The volume of 53.5 g of O₂ at 30.1°C and 110.0 kPa is 1 m³ approximately

According to Charles' Law, while pressure is maintained constant, the volume of a given amount of gas varies in direct proportion to the absolute temperature of the gas. The Kelvin scale is used to measure temperature to determine the absolute temperature.

To find the volume of a gas, we can use the Ideal Gas Law:

PV = nRT

where P is the pressure of the gas, V is the volume of the gas, n is the number of moles of gas, R is the universal gas constant, and T is the temperature of the gas in Kelvin.

First, we need to convert the given temperature of 30.1°C to Kelvin:

T = 30.1°C + 273.15 = 303.25 K

Next, we need to determine the number of moles of O₂ present. We can use the molar mass of O₂ to convert from grams to moles:

molar mass of O₂ = 32.00 g/mol

moles of O₂ = 53.5 g / 32.00 g/mol = 1.671875 mol

Now we can rearrange the Ideal Gas Law to solve for V:

V = nRT / P

V = 1.671875 × 8.3145 × 303.25 /110 k × 1000 Pa / kPa

V = 0.062878 m³

Finally, we round the answer to the nearest tenth: (rounded to one decimal place) V = 1 m³

To know more about volume visit:-

brainly.com/question/29796637

#SPJ1

The justification provides the "why" and "how" the evidence substantiates the assertion.

Justification is defined as the act, procedure, or declaration that makes sinners righteous in God's eyes. The term "research justification" refers to the justification for conducting the research, which includes a description of the research's design and methodology.

Your students may offer the following justification: Matter is air (claim). When we added more air to the ball, we discovered that the weight of the ball rose (evidence). This demonstrates that weight, a property of matter, exists in air (reasoning).

Thus, the justification provides the "why" and "how" the evidence substantiates the assertion.

To learn more about justification, refer to the link below:

https://brainly.com/question/27795498

#SPJ1

The correct answer is A. "N₂" represents two nitrogen atoms that have formed a molecule.

N₂ refers to a diatomic molecule composed of two nitrogen atoms bonded together by a strong triple covalent bond. Nitrogen (N) is an element with an atomic number of 7, meaning it has seven protons in its nucleus.
Each nitrogen atom has five valence electrons in its outermost electron shell. To achieve a stable electron configuration, two nitrogen atoms can share three pairs of electrons, resulting in the formation of the N₂ molecule.
Option B is incorrect because compounds are formed when different elements combine chemically, whereas N₂ consists of only one element, nitrogen. Option C is incorrect because the atomic number of nitrogen is 7, not 2. Option D is incorrect because the atomic mass of nitrogen is approximately 14 atomic mass units (AMU), not 2.
Therefore, N₂ represents two nitrogen atoms that have bonded together to form a molecule, which is the most accurate description among the given options.

Learn more about atomic mass units here:

https://brainly.com/question/32369855

#SPJ11

Answer:

The Correct answer is 40m/s

The mass of 3.0 moles of ⁶³Cu atoms is 188.8 g

From the question, we are to calculate the mass of 3.0 moles of ⁶³Cu atoms.

From the given information,

One ⁶³Cu atom has a mass of 1.045 × 10⁻²² g

First, we will determine the number of atoms present in 3.0 moles of ⁶³Cu atoms

Using the formula,

Number of atoms = Number of moles × Avogadro's constant

Number of ⁶³Cu atoms present = 3.0 × 6.022 × 10²³

Number of ⁶³Cu atoms present = 18.066 × 10²³ atoms

Now, we will determine the mass  of 18.066 × 10²³ ⁶³Cu atoms

If 1 ⁶³Cu atom has a mass of 1.045 × 10⁻²² g

Then,

18.066 × 10²³ ⁶³Cu atoms will have a mass of 18.066 × 10²³ × 1.045 × 10⁻²²

18.066 × 10²³ × 1.045 × 10⁻²² = 188.7897 g

≅ 188.8 g

Hence, the mass of 3.0 moles of ⁶³Cu atoms is 188.8 g

Learn more on Stoichiometry here: https://brainly.com/question/13654901

Assuming that all the salt content in the deluxe hamburger is from sodium chloride, then the amount of sodium chloride contained in the hamburger is 2.5 grams.

Salt is composed of sodium chloride (NaCl), and the salt content listed in the deluxe hamburger refers to the amount of NaCl in the hamburger. Therefore, to determine the amount of sodium chloride, we simply use the given salt content value.

Salt content = 2.5 g

Sodium chloride is about 40% sodium by weight (the rest is chloride)

Therefore, the amount of sodium in 2.5 g of sodium chloride is:

2.5 g x 0.40 = 1.0 g

One mole of sodium weighs 22.99 g

Therefore, the number of moles of sodium in 1.0 g is:

1.0 g / 22.99 g/mol = 0.0435 mol

One mole of sodium chloride weighs 58.44 g

Therefore, the number of moles of sodium chloride in 0.0435 mol of sodium is:

0.0435 mol x (1 mol / 1 mol of NaCl) = 0.0435 mol of NaCl

Finally, the mass of sodium chloride in the hamburger is:

0.0435 mol x 58.44 g/mol = 2.54 g

So, there are approximately 2.54 g of sodium chloride in the fast-food deluxe hamburger.

To know more about sodium chloride, refer here:

https://brainly.com/question/29133552#

#SPJ11

Answer:

This would give us Helium 4.

Explanation:

Lithium7 has 3 protons, 4 neutrons and 3 electrons.

Removing  1 Proton 1 electron and 2 neutrons would form an element with

2 protons 2 electrons and 2 neutrons.

This is Helium 4.