Chemistry
diamond145
2020-04-24 01:48:45
If you had a mixture that was found to contain 1.05g SiO2, 0.69g Cellulose and 1.82g Calcium Carbonate. What percentage calcium carbonate is in the mixture?
ANSWERS
sdas
2020-04-24 02:18:09

Percentage by mass = (mass of substance / total mass) x 100 = 1.82 / (1.05 + 0.69 + 1.82) x 100 = 51.1% if Calcium Carbonate

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