2 Answers

Vbartalis · Answer 1 · 2018-09-14T09:31:04+0000

mNH₄Cl: 14g+(1g×4)+35,5g = 53,5 g/mol
1 mol of NH₄Cl (53,5g) contains 4 moles of hydrogen.

4 mol H ------ 53,5g
X --------------- 25g
X = 1,87 mol H

6.02×10²³ ----- 1 mol
X ----------------- 1,87 mol
X = 11,2574×10²³ atoms H

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