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ashleyd9243
16.04.2021 •
Chemistry
Please help
proof for existence of unburnt gas
bunsen burner
Solved
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Ответ:
Our solute here is sulfuric acid, of which we have 49.0 g. The number of moles of sulfuric acid is (49.0 g)/(98.079 g/mol) = 0.4996 mol H2SO4. To obtain the molarity of this solution of sulfuric acid, we divide 0.4996 mol H2SO4 by 3.00 L, which gives us 0.167 M H2SO4 (answer given to three sig figs).