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caco3 》 cao + co2
caco3- mass is 100
cao- 56
co2-44
for 10g caco3 , cao required is (10/100) × 56=5.6
and co2 - (10/100) * 44 = 4.4
caco3- mass is 100
cao- 56
co2-44
for 10g caco3 , cao required is (10/100) × 56=5.6
and co2 - (10/100) * 44 = 4.4
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