Chemistry, asked by futureDrManoj, 11 months ago

calculate the % of each element in calcium carbonate (atomic mass :C-12, O-16, Ca-40)

Answers

Answered by ishnabhagat

4

Answer:

calcium is 34.4%

carbon is 10.3%

oxygen is 55.1%

Explanation:

calcium carbonate is CaCO3 and its molecular mass is 116(40+12+16*4)

so % of calcium is 40/116*100 similarly for the rest of elemnts

Answered by Cr187

3

Answer:

Explanation:

In caco3:

Calcium is present 40%by mass

Carbon is present 12% by mass

And oxygen is present 48% by mass

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