What is the grams of sodium in NaCrO_4?

1 Answer
anor277
Mar 12, 2016

In one mole of bright yellow sodium chromate, Na_2CrO_4, there are approx. 46 g sodium

Explanation:

The chromate ion, CrO_4^(2-), forms a disodium salt, Na_2CrO_4.

The equivalent weight of this substance is 161.97 g*mol^-1, of which 46 g are sodium ions. What is the percentage by mass of sodium in this substance?

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