Which of the following equimolar solutions, Na2CO3 Na2 SO 4CI FeCI3 CH3COONa,
have pH greater than 7?
FeCI 3 and NH 4CI
Na2CO3, CH3COONa and Na,Na2SO4
Na2CO3 and CH3COONa
FeCI3, CH3COONa and NH4CI
The correct answer is: C
Explanation
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