Chemistry, asked by simu2221, 1 year ago

how many atoms of each type is present in 286g of Na2Co3.10H2O

Answers

Answered by Anonymous

1

Gram molecular mass of Na2CO3 =106 g.

so 106g of Na2CO3 = 1mol.

143g of Na2CO3 = 143 / 106 = 1.35 mol.

Now, 1 mol of Na2CO3 contains = 2 x6.022 x 1023 atoms of sodium

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