Sodium hydroxide, NaOH; sodium phosphate, Na3PO4; and sodium nitrate, NaNO3, are all common chemicals used in cleanser formulation. Rank the compounds in order from largest mass percent of sodium to smallest mass percent of sodium.

Question

Chemistry

Antony Bates

20 December, 23:58

Sodium hydroxide, NaOH; sodium phosphate, Na3PO4; and sodium nitrate, NaNO3, are all common chemicals used in cleanser formulation. Rank the compounds in order from largest mass percent of sodium to smallest mass percent of sodium.

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Iyana · Answer 1

NaOH:

(1x23) / (1x23 + 1x16 + 1x1) = 57.5 %

Na3PO4

(3x23) / (3x23 + 1x31 + 4x16) = 42.07%

NaNO3

(1x23) / (1x23 + 1x14 + 3x16) = 27.05%

So, NaOH > Na3PO4 > NaNO3