Chemistry, asked by ishikaishika, 1 year ago

how much weight of Na2CO3 contains equal no.of molecules as are present in 0.71 gm Na2SO4

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Answered by Anonymous

1

suppose the mass of your sample of Na2SO4 is 20 g. The number of moles equals 20 grams /142 grams/mole = 0.141 ...

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