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20 December, 01:48

Assuming the density of 3% h2o2 is 1.00g/ml, what mass of h2o2 is in a 1.00ml sample? how many moles is this?

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  1. 20 December, 01:59
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    Density conversion: 1.00g/ml * 1.00ml = 1.00g h2o2.

    Molar mass of H2O2 is 34.01468 g/mol ((1.00794 g/mol of H * 2) + (15.9994 g/mol of O * 2))

    Dividing 1.00g of H2O2 by its molar mass leads to 2.94x10^-2 mols with respect to significant figures.
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