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2014-11-07T19:25:53+02:00
A) MCaCO3= 40+12+16*3=100 g /mol
1 mol CaCO3...................100g
x moli CaCO3...................0,8kg=800 g
x=8 moli

b) MHNO3=1+14+16*3=63 g/mol
1 mol HNO3................. 63 g
x moli HNO3..................126 kg=126000 g
x=2000 moli


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