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21-05-2020
Chemistry

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Determine the percentage composition (by mass) of oxygen in NH4NO3.

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SvetkaChem SvetkaChem

21-05-2020

Answer:

60%

Explanation:

M(NH4NO3) = 2*14 +4*1 +3*16 = 80 g/mol

M(3O) = 3*16 = 48 g/mol

(48/80) *100 % =60% oxygen by mass.

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