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For each of the following indicate whether the pH increase, decrease, or stay the same when...

For each of the following indicate whether the pH increase, decrease, or stay the same when each of the following is added and explain why.

a.) solid RbOH is added to NaBr solution ___________________

b.) solid NH4C2H3O2 is added to HC2H3O2(aq) ___________________

c.) solid NaBr is added to HBr(aq)

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