Which of the following equimolar solutions, Na2CO3 Na2 SO4CI FeCI3 CH3COONa,
have pH greater than 7?
have pH greater than 7?
-
A.
FeCI 3 and NH 4CI -
B.
Na2CO3, CH3COONa and Na,Na2SO4 -
C.
Na2CO3 and CH3COONa -
D.
FeCI3, CH3COONa and NH4CI
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