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  4. What is the minimum pH required to prevent the precipitation of ZnS in a solution which is 0.01 M ZnCl2 and saturated with 0.1 M H2S? ( textK) textsp textof ( textZnS) text= ( text10)- text21 text, ( textK)( texta) text1 text× ( textK)( texta) text2 (( textH) text2 textS) text= ( text10)- text20

Q. What is the minimum pH required to prevent the precipitation of ZnS in a solution which is 0.01 M and saturated with 0.1 M

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