Question

Ce cantitate de Carbon se gaseste in:
20 mg BaCO3
112 g CO2
0,3 moli CaCO3
112 ml CO2

Answer 1

187 g BaCO3.........12 g C
20 mg BaCO3...........x g C
x = 1.283 mg C

44 g CO2.............12 g C
112 g CO2...............x g C
x = 30.545 g C

1 mol CaCO3...........12 g C
0.3 moli CaCO3..............x g C
x = 3.6 g C

22.4 l CO2................12 g C
112 ml CO2.................x mg C
x = 60 mg C