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Q:

The percentage of nitrogen present in ammonium sulphate is: 

  • 1
    $$ 30.5 \% $$
  • 2
    $$ 18 \% $$
  • 3
    $$ 21 \% $$
  • 4
    $$ 25\% $$
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Answer : 3. "$$ 21 \% $$"

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GK Chemistry General Knowledge Questions

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