1.

(a) Define Law of conservation of mass along with an example.(b) 15.9 g of copper sulphate and 10.6 g of sodium carbonate were made to react with each other . As a result, 14.2 g of sodium sulphate and 12.3 g of copper carbonate were formed. Show that these results are in accordance with the law of conservation of mass.

Answer» (a) Define Law of conservation of mass along with an

example.

(b) 15.9 g of copper sulphate and 10.6 g of sodium

carbonate were made to react with each other .

As a result, 14.2 g of sodium sulphate and 12.3 g

of copper carbonate were formed. Show that

these results are in accordance with the law of

conservation of mass.


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