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A student needs 62.5 g of zinc sulfide, a white pigment, for an art project. He...

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Chemistry

A student needs 62.5 g of zinc sulfide, a white pigment, for anart project. He can synthesize it using the reaction: Na2S (aq) +Zn(NO3)2 (aq) = ZnS(s) + NaNO3 (aq) (not balanced) (78.04) (189.4)(97.44) (85.00) How many grams of zinc nitrate will he need if thepercent yield of zinc sulfide is 85.0 %?

Answer & Explanation Solved by verified expert
4.2 Ratings (816 Votes)
The balanced equation is Na2S aq ZnNO32 aq ZnSs 2NaNO3 aqMolar mass of ZnNO32 Atmass of Zn2xAtmass of N    See Answer
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