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प्रश्न
Calculate the mass of 0.1 mole of the following:
Na2SO4.10H2O
(Ca = 40, Na = 23, Mg = 24, S = 32, C = 12, Cl = 35.5, O = 16, H = 1)
उत्तर
0.1 mole of Na2SO4.10H2O has mass = 322 x 0.1 = 32.2 g
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