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The molecular formula of 2.68g hydrated sodium sulphate is Na2SO4.nH2O.If the mass loss on heating is 1.26g then calculate the value of n.
8 years ago

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bobpursley
figure the moles of the hydrated molecule in (2.68-1.26) grams of Na2SO4
then, figure the moles of H2O in 1.26.

the ratio of the second to the first is n
8 years ago

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