Question

when 10 gram of caco3 is decomposed 5.6 gram of Residue is left what amount of carbon dioxide escape out. 1. 3.2g 2. 4.4g 3. 2.7g 4. 7.1g​

Answer 1

Explanation:

CaCO

3

→CaO+CO

2

100 gm 56 gm 44 gm

When 10g of CaCO

3

is decomposed, 5.6g of residue is left and 4.4g of CO

2

is escapes follows "Law of mass conservation".