Question

Calculate the % of each element in calcium carbonate.(Atomic mass C – 12 ,O – 16 , Ca- 40).​

Answer 1

Answer:

CreativeWriting.Write four lines about the subject

Mathematics.

Answer 2

Answer:

Molecular mass of caco3=12+40(3x16)=100

Atomic mass=given mass/molecularmassx100

C-12= 12

__. X100=12%

100

O-16=3x16

______x100= 48%

100

Ca-40=. 40

____x100=40%

100