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Sophie [7]
3 years ago
6

Jenny measures the temperature inside a cave to be 10°C. The temperature outside the cave is about 30°C warmer. How does the kin

etic energy of the air molecules inside the cave compare to the kinetic energy of the air molecules outside the cave? The kinetic energy of the air molecules inside the cave is the kinetic energy of the air molecules outside the cave.
Chemistry
2 answers:
ExtremeBDS [4]3 years ago
8 0
<h2>Answer:</h2>

<em><u>The kinetic energy of the air molecules in the cave is less than the kinetic energy of molecules outside the cave.</u></em>

<h3>Explanation:</h3>

The kinetic energy of any molecule is directly proportional to the temperature of the gas.

Temperature of a gas is the heat energy provided to the molecules. As the temperature energy increase the molecules of the gas will move fastly and collide with each other.

So we can know the kinetic energy of molecules in the gas by measuring its temperature.

Hence the temperature of the cave is less than outside, so the kinetic energy will also be low.

Anna35 [415]3 years ago
6 0

Answer:

less than

Explanation:

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<u><em>Answer:</em></u>

  • Physical changes example is sugar dissolves in coffee
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Explanation.

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7 0
4 years ago
If 10.5 L of a gas at 0.98 atm has its pressure increased to 1.50 atm, what is the new volume?
serg [7]

Answer:

The new volume of this gas is 6.86 liters.

Assumption: the temperature of this gas stays the same, and this gas is ideal such that Boyle's Law applies.

Explanation:

By Boyle's Law, the volume of an ideal gas shall be inversely proportional to the pressure on it when temperature stays the same (as in an isothermal process.)  

In other words,

\displaystyle V \propto \frac{1}{P},

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P_1 \cdot V_1 = P_2 \cdot V_2.

\displaystyle V_2 = \frac{P_1 \cdot V_1 }{P_2}.

Assume that this gas is ideal. Also assume that this increase in pressure is isothermal. Apply Boyle's Law to find the new volume of this gas:

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4 years ago
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