🧪 TheChemSolverUSNCO / General Chemistry
States of MatterMCQ

Have lowest root-mean-square speed — States of Matter Chemistry Question

Question

Have lowest root-mean-square speed

A.

H2(g) molecules at 10-3 atm and 200°C

B.

O2(g) molecules at 20 atm and 200°C

C.

SO2(g) molecules at 20 atm and 200°C

✓ Correct
D.

NH3(g) molecules at 20 atm and 200°C

E.

NH3(g) molecules at 20 atm and 300°C

💬
Still have doubts about this question?
Practice more questions like this, completely free.

Practice USNCO / General Chemistry questions like this — free

4,000+ questions across AP Chemistry, USNCO, and IChO — all free, no signup required.

Explore AP Chemistry →Try Interactive Labs