Oblicz ile moli znajduje sie w
a) 300g CaCO3
b) 67,2 dm3 CO2
a) 300g CaCO3
b) 67,2 dm3 CO2
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M CaCO3=100g/mol
100g CaCO3 ---- 1mol
300g CaCO3 ---- xmoli
x = 3mole
22,4dm3 CO2 ---- 1mol
67,2dm3 CO2 ----- xmoli
x = 3mole