Quiz: Two Reaction Directions

1. Equilibrium is the stable situation resulting from
a. the forward reaction only
b. the reverse reaction only
c. two offsetting reactions
2. When writing equilibrium reactions, a __________ is used.
a. single arrow pointing right
b. single arrow pointing left
c. double arrow
3. At 1.0 atmosphere of pressure and 0°C, water can exist as
a. only a solid
b. only a liquid
c. both a liquid and a solid
4. Equilibrium positions will change depending on the
a. temperature
b. time of the day
c. use of a catalyst
5. At equilibrium and at a fixed temperature, the forward reaction will occur at
a. the same rate as the reverse reaction
b. a rate twice that of the reverse reaction
c. a rate that is half that of the reverse reaction

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