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CBSE Class 11-science Answered

the minimum pH required to prevent the precipitation of ZnS in a solution that is 0.01M Z n C l subscript 2 space & space s a t u r a t e d space w i t h space 0.1 space M space H subscript 2 S space left parenthesis G i v e n space K subscript s p left parenthesis Z n S right parenthesis end subscript equals 10 to the power of negative 21 end exponent comma space f o r space H subscript 2 S comma space K a subscript 1 equals 10 to the power of negative 7 end exponent comma K a subscript 2 equals 10 to the power of negative 13 end exponent right parenthesis left parenthesis A right parenthesis 1.0 space space space left parenthesis B right parenthesis 2.69 space space space left parenthesis C right parenthesis 3.0 space space left parenthesis D right parenthesis 8.3
Asked by araima2001 | 30 Mar, 2017, 05:24: AM
answered-by-expert Expert Answer
Answered by Arvind Diwale | 30 Mar, 2017, 12:49: PM

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