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12-02-2020
Chemistry

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calculate the molecular mass of Na2HPO4

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bjm102532 bjm102532

12-02-2020

Answer:

Molar mass of Na2HPO4=141.96, of Na2HPO4. 12H2O = 358.14: so to get the same 0.4 M: 28.65/358.14*141.96 g, add water until you reach 200ml , dissolve all solid and then filter to make sterile.

Explanation:

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