Chemistry, asked by anu8956, 11 months ago

what percentage of water is found in Na2S . 5H2O

Answers

Answered by shanvi83

6

Answer:

molecular weight of Na2S . 5H2O=23×2+32+5×18

= 168g

molecular weight of 5H2O= 90g

168g of Na2S . 5H2O contains 90g of H2O

•°• 100g of Na2S . 5H2O contains ? of H2O

= 90×100/168

= 53.57% of water.

hope it helps.....

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