1.

An aqueous solution of metal bromide MBr2 (0.05 M) is saturated with H2S. The minimum pH at which MS will precipitate will be:Ksp(MS)=6×10−21Concentration of saturated H2S=0.1 MKa1(H2S)=1×10−7Ka2(H2S)=1.3×10−13

Answer»

An aqueous solution of metal bromide MBr2 (0.05 M) is saturated with H2S. The minimum pH at which MS will precipitate will be:

Ksp(MS)=6×10−21

Concentration of saturated H2S=0.1 M

Ka1(H2S)=1×10−7

Ka2(H2S)=1.3×10−13


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