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Find the wt of water present in 1.61 g of Na2SO4 . 10H2O

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Find the wt of water present in 1.61 g of Na2SO4 . 10H2O

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Moles of Na2SO4 . 10H2O

Moles of water = 10 × moles of Na2SO4 . 10H2O

= 10 × 0.05 = 0.05

wt of water = 0.5 × 18 = 0.9 gm

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