Question

According to this graph, which statement describes how the amount of copper oxide changes over time in the reaction

CuO + H2 → Cu + H2O?





A.
As time passes the amount of CuO will reach dynamic equilibrium with the amount of Cu.


B.
As time passes there is steady increase in the amount of CuO.


C.
The amount of the product copper increases rapidly at first and then continues to increase at a slower rate as time passes.


D.
The amount of the reactant CuO decreases rapidly at first and then continues to decrease slowly toward zero.

Answer 1

D

Answer 2

using common sense :)