Which one of these salts will form a basic solution on dissolving in water?
A. NaCl
B. KCN
C. NaNO3
D. NH4NO3
E. FeCl3
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Which one of the following is a buffer solution?
a) 0.40 M HCN and 0.10 KCN b) 0.20 CH3COOH c) 1.0 M HNO3 and 1.0 NaNO3 d) 0.10 M KCN e) 0.50 M HCl and 0.10 NaCl
a) 0.40 M HCN and 0.10 KCN
b) 0.20 M CH3COOH
c) 1.0 M HNO3 and 1.0 NaNO3
d) 0.10 M KCN
e) 0.50 M HCl and 0.10 NaCl