Question

Calculate percentage of oxygen in water [Atomic mass of H=1,O=16]​

Answer 1

Answer:

1 H atom molar mass = 1

1 oxygen atom molar mass = 16

Total = 2×1+16=18

% of H =  18/ 2 ×100=11.11%

% of oxygen =   18 /16 ×100=88.89%

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