1.

12 grams of silver was extracted from a sample of an ore from whidi the only source of silver was Ag_(2)S . How many grams of Ag_(2)Swere in the original sample?

Answer»


Solution :`(2AG^(+)+ S^(2-) to Ag_(2)S)`
MASS of `Ag_(2)S` required
`=("Molar mass of" Ag_(2) S xx 12)/(2 xx 108) = 13.8 G`


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