Question

Calculate the percentage of sulfur in CuSO4. Please show your work.

Answer 1

%= total atomic mass of element/formula mass of the compoundX100
atomic mass(Ar) of sulfur- 32
Ar of Cu- 64
Ar of O-16
64+32+(16x4)= 160
32/160=0.2
0.2x100=20
20%

Answer 2

Answer:20%

Explanation: