Question

in a reaction 7.3 g of sodium carbonate reacted with 5 g of ethanoie acid solution.The product were 3.2 g of carbon dioxide,0.9 g water and 8.2 g of sodium ethanoate solution.Show that these observation are in agreement with the law of conservation of mass​

Answer 1

Answer:

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Answer 2

Na

2

CO

3

+CH

3

COOH→CO

2

+H

2

O+CH

3

COONa

Mass of reactants =5.3+6=11.3 gm

Mass of products =2.2+0.9+8.2=11.3 gm

This shows, that during a chemical reaction, the mass of reactant = mass of the product.

Hence, it shows the law of conservation of mass.