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nignag [31]
3 years ago
5

Which of the following is a measure of the average kinetic energy of the particles in a substance?

Chemistry
1 answer:
Harrizon [31]3 years ago
8 0
C. Temperature. The greater the temperature of a substance the greater the average kinetic energy of the particles that made up the substance.
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If nitrogen at 130 kPa is allowed to expand at constant temperature until its pressure is 145.5 kPa, how much larger will the vo
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Answer:

0.89 times

Explanation:

Let the initial volume of the tank be V.

Finally, we shall determine how much larger the final volume of the gas will be. This is illustrated below:

Initial pressure (P₁) = 130 kPa

Initial volume (V₁) = V

Final pressure (P₂) = 145.5 kPa

Final volume (V₂) =?

P₁V₁ = P₂V₂

130 × V = 145.5 × V₂

130V = 145.5 × V₂

Divide both side by 145.5

V₂ = 130V / 145.5

V₂ = 0.89V

Therefore, the final volume of gas will be 0.89 times the initial volume.

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"survival of the fittest" best means that an organism is​
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The answer is: Survival of the form that will leave the most copies of itself in successive generations.

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