How many grams of zinc are there in 22.7 g of ZnCl2?

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How many grams of zinc are there in 22.7 g of ZnCl2?

2007-12-08 14:22:10 · 2 answers · asked by Yoyo Y 1 in Science & Mathematics ➔ Chemistry

2 answers

calculate the molecular mass of ZnCl2. take the mol mass of Zn and divide by that total. Now you have the percent composition of Zn. Multiply that by 22.7 g and you are done

2007-12-08 14:35:46 · answer #1 · answered by reb1240 7 · 1⤊ 0⤋

Total molar mass of zinc chloride is 136.39.to find percent composition=65.39/139.39 times 100%.then multiply the value you get by mass of the given zinc.................yap

2014-12-26 17:31:25 · answer #2 · answered by Debela 1 · 1⤊ 0⤋