Question

calculate the mass percentage of na2o in sodium carbonate (na2co3)


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Answer 1

Answer:

Percentage of Sodium [Na] in Sodium Carbonate [Na2CO3] = 46/106 x 100 = 43.40%.

Explanation:

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Answer 2

Answer:

Mass of Na2O = 60 u

Mass of Na2CO3 = 44+12+48 = 104 u

Mass %

$\frac{60}{104} \times 100 = 57\%$