Chemistry, asked by sgsshivanshi25jun8, 2 months ago

find the % of chromium in ammonium chromate

Answers

Answered by ItzDinu

5

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$\implies$ Ammonium dichromate = (NH₄)₂Cr₂O₇

MOLECULAR MASS =

(14 + 4 )2 + 52×2 + 16×7

= 36 + 104 + 112

= 252 u

Percentage of oxygen :- 112/252 × 100= 44.4 %

Percentage of chromium:- 104/252 × 100 = 41.2 %

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