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KineticsMCQ

The equation and rate law for the gas phase reaction between NO and H2 are; 2NO(g) + 2H2(g) → N2(g) Kinetics Chemistry Question

Question

The equation and rate law for the gas phase reaction between NO and H2 are;
2NO(g) + 2H2(g) → N2(g) + 2H2O(g)
Rate = k[NO]2[H2]
What are the units of k if time is in seconds and the concentration is in moles per liter?

A.

L·s·mol-1

B.

L2·mol-2·s-1

✓ Correct
C.

mol·L-1·s-1

D.

mol2·L-2·s-1

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