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WINSTONCH [101]
3 years ago
7

The combustion of palmitic acid in a bomb calorimeter yields energy in the form of heat released upon oxidation. From a thermody

namic perspective and with respect to the calorimeter experiment, what would you expect the combustion of the same amount of palmitic acid in our body to yield?a. less energyb. more energyc. the same amount of energyd. The calorimeter experiment is irrelevant to the combustion of palmitic acid in the human body.
Chemistry
1 answer:
Hitman42 [59]3 years ago
5 0

Answer:

"The same amount of energy" is the combustion of the same amount of palmitic acid in our body to yield.

Explanation:

A bomb calorimeter is an apparatus used to measure the amount of heat out or fascinated by a chemical reaction. This apparatus is airtight and has thermal insulation, which means that the organization doesn't alteration heat with the environments. So, by the variance of the temperature measured on the system (ΔT), the mass of a solution (m) and the specific heat of water (c) it's likely to compute the heat in a reaction that happens in aqueous solution, by the equation below:

                                           Q = m \times c\times \delta T

The heat, or the energy, of the response doesn't depend on where the response is happening, so the sum of energy measured on the bomb calorimeter will be the same in our body.

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Andrei [34K]

Answer:

pH = 3.65    

Explanation:

given data

pKa of HNO2 = 3.40

nitrous acid (HNO2) = 0.110 M

NaNO2 = 0.200 M

to find out

What is the pH

solution

we get here ph for acidic buffer  that is express as

pH = pKa + log(salt÷acid)      ........................1

put here value and we get

pH = 3.40 + log(0.200÷0.110)

pH = 3.65    

4 0
3 years ago
Nitrogen dioxide gas is dark brown in color and remains in equilibrium with dinitrogen tetroxide gas, which is colorless. 2NO2(g
ss7ja [257]

Answer:

The forward reaction is exothermic.

Explanation:

  • Le Châtelier's principle states that when there is an dynamic equilibrium, and this equilibrium is disturbed by an external factor, the equilibrium will be shifted in the direction that can cancel the effect of the external factor to reattain the equilibrium.
  • When the mixture turned darker brown, this means that the reaction is shifted towards the left direction (reactants side).
  • The temperature is increased and the reaction shifted to the reverse direction, this means that the forward direction is exothermic.
  • Exothermic reaction releases heat and when increasing the temperature, the reaction will be shifted to the reverse direction to suppress the effect of increasing the temperature.
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<em></em>

4 0
3 years ago
An average, how many eggs does a female release each<br> cycle?
bagirrra123 [75]

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Explanation:

Hope This Helps!!

5 0
2 years ago
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3 years ago
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melamori03 [73]

Answer:

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c. always equal to Eanode - Ecathode

Explanation:

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Therefore, option a and c are both correct.

6 0
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