Suppose that when we add $20.8 \mathrm{~J}$ to 1 mol of a certain gas, its temperature is observed to increase by $1 \mathrm{~K}$. Which of the following statements is true?
A) This gas is monatomic.
B) This gas is diatomic.
C) This gas is polyatomic.
D) One cannot determine the type of gas without information that we are not given.
E) The results described are impossible.

Question

Quizplus · Accepted Answer

The molar heat capacity at constant volume for a diatomic gas is approximately $20.8 \mathrm{~J/mol \cdot K}$, which matches the given data.

Suppose That When We Add 20.8 J20.8 \mathrm{~J}20.8 J To 1 Mol of a Certain Gas, Its Temperature Is

Suppose That When We Add $20.8 \mathrm{~J}$ To 1 Mol of a Certain Gas, Its Temperature Is