calculate mass percentage of calcium,carbon,and oxygen in CaCO3
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1
Answer:
The percentage of three elements calcium, carbon and oxygen in a sample of calcium carbonate is given as: Calcium = 40%; Carbon = 12.0%; Oxygen = 48%
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Answer:
CaCO
3
1Ca atom molar mass= 40
1C atom molar mass = 12
1Oxygen atom molar mass = 16
Total = 40+12+16×3
=100
%Ca=
100
40
×100
=40%
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