Question

calculate percentage composition of calcium periodate ​

Answer 1

Answer:

You take the atomic mass of calcium over the atomic mass of CaCO3 and multiply it by 100 to get the percentage. is 47.997 g ( 15.999 g×3 ).

Explanation:

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Answer 2

Answer:

The formula of calcium nitrate is Ca(NO3 ) 2 Thus, the formula mass or molecular mass =At.massofCa+2×At.massofN+6×At.massofoxygn=40+2×+6×16=164% of Ca = 16440 ×=24% of N = 16428 ×=17% of O =100−(24+17)=59

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I hope this helps you.........