Question

A mixture of 10gm of Na2CO3 and CaCO3 is ignited to give 2.2 gm of CO2. Find the weight ratio of CaCO3 and Na2CO3 in the mixture?

Answer 1

1mole i.e 100gm of CaCO3 gives 44 gm of CO2. Wt.of CaCO3 giving 2.2 gm of CO2 =( 2.2X100 /44)=5gm.

1mole i.e 100gm of CaCO3 gives 44 gm of CO2. Wt.of CaCO3 giving 2.2 gm of CO2 =( 2.2X100 /44)=5gm.

1mole i.e 100gm of CaCO3 gives 44 gm of CO2. Wt.of CaCO3 giving 2.2 gm of CO2 =( 2.2X100 /44)=5gm.