0.02 litre mixture of hydrogen and oxygen was exploded and there was 3 ml of oxygen left calculate the initial composition of H2 and O2 in percent

0.02 litre mixture of hydrogen and oxygen was exploded and there was 3

1.	0.02 litre mixture of hydrogen and oxygen was exploded and there was 3 ml of oxygen left calculate the initial composition of H2 and O2 in percent
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