Question

Calculate the percentage of hydrogen in the hydrogen peroxide. H2O2 (H=1, O=16)

Answer 1

h202 mass= 2*1+ 16*2

=34

%H=2/34*100

%H=5.88

Answer 2

Calculate the mass of H2O2 is - 1*2 and 16*2

mass of hydrogen is -16*32/100

it is %5.88