The percentage of nitrogen present in ammonium sulphate is :

Q. The percentage of nitrogen present in ammonium sulphate is :
Answer: 21%
Notes: Ammonium sulfate, (NH4)2SO4 contains 21% nitrogen as ammonium cations, and 24% sulfur as sulfate anions. It is an inorganic salt which is most commonly used as a soil fertilizer. Molar mass of (NH4)2SO4 = 2(N) + 8(H) + (S) + 4 (O) = 28 + 8 +32 + 64 = 28/132* 100 = 21.2 %

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