Consider the change that occurs in the shape of the curve for the distribution of molecular energies in a gas when the temperature of the gas is increased - AQA - A-Level Chemistry - Question 9 - 2022 - Paper 3
Question 9
Consider the change that occurs in the shape of the curve for the distribution of molecular energies in a gas when the temperature of the gas is increased.
Which is... show full transcript
Worked Solution & Example Answer:Consider the change that occurs in the shape of the curve for the distribution of molecular energies in a gas when the temperature of the gas is increased - AQA - A-Level Chemistry - Question 9 - 2022 - Paper 3
Step 1
Which is a correct statement about the gas molecules at a higher temperature?
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Answer
At higher temperatures, the distribution curve of molecular energies shifts. The most probable energy of the molecules increases. This is due to the fact that higher temperatures excite more molecules to higher energy levels, thus leading to an increase in the most probable energy of the molecules.