CAPE Physics Unit 1 · 2007 · Paper 1 · Question Q40

The average kinetic energy per molecule of a sample of argon gas is 8 \times 10^{-21}\text{ J}. What is the temperature of the gas?

1. (A)113\text{ K}
2. (B)386\text{ K}
3. (C)597\text{ K}
4. (D)870\text{ K}