Chem Lab

d = m/v
1.01=m/6.80 ml
coefficients of reaction: 2,2,1
two moles of H2O2 produce 1 mole of O2(g)
then 6.868gr of H202 should produce...?
I try .1009524929 and .2019049859 but they are not the right am stuck...

See answer I posted to the original problem.

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