| Base your answers to questions 78 through 81 on the information below. Common household bleach is an aqueous solution containing hypochlorite ions. Aclosed container of bleach is an equilibrium system represented by the equation below. 
78 Compare the rate of the forward reaction to the rate of the reverse reaction for this system. [1]
79 State the change in oxidation number for chlorine when the Cl2(g) changes to Cl (aq)during the forward reaction. [1]
80 Explain why the container must be closed to maintain equilibrium. [1]
| Answer==> so the Cl2 can not escape |
81 State the effect on the concentration of the ClO ion when there is a decrease in theconcentration of the OH ion. [1]
| Answer==> [ClO- ] decreases |
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