Shifts in Equilibrium — Unit test Answers

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Consider the reaction below.H2(g) + CO2(g) H2O(g) + CO(g)At equilibrium at 600 K, the following are true. [CO2] = 9.5 x 10-4 M[H2] = 4.5 x 10-2 M[H2O] = 4.6 x 10-3 M[CO] = 4.6 x 10-3 MWhat is the value of the equilibrium constant for this reaction in correct scientific notation?

Question illustration
A
4.9 x 10-3
B
4.9 x 10-2
C
4.9 x 10-1
D
4.9 x 103
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Mora measures the speed of the particles in a solid mass. She wants to speed up the action. Which action will allow her to do so?

A
adding more mass
B
breaking it apart
C
using an inhibitor
D
lowering the activation energy

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