In a percentage composition investigation a compound was decomposed into its elements: 20.0 g of calcium, 6.0 g of carbon, and 24.0 g of oxygen. Determine the percentage composition of this compound.

Question

haseeb96 · Answer

given mass divided by its atomic mass
so 
for Ca = 20 /40 
            =1/2 
          Ca   =0.5 
for C = 6 /12
          =1/2 
          =0.5
for O = 24/16 
          =3/2
          =1.5 
okay?
have u got it