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1a) Linolenic acid (C18H30O2) can be hydrogenated to stearic acid by reacting it with hydrogen gas...

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Chemistry

1a) Linolenic acid (C18H30O2) can be hydrogenated to stearicacid by reacting it with hydrogen gas according to theequation:
C18H30O2 + 3H2 → C18H36O2
What volume of hydrogen gas, measured at STP, is required to reactwith 10.5 g of linolenic acid in this reaction?

1b) What volume of nitrogen dioxide is formed at 705 torr and28.2 °C by reacting 1.95 cm3 of copper (d = 8.95 g/cm3) with 1.50 Lof nitric acid 2.53 M?

Answer & Explanation Solved by verified expert
3.8 Ratings (546 Votes)
1a molar mass of C18H30O2 27843 gmmolmolar mass of H2 201 gmmol then 3 moleofH2 603 gmAccording to reaction 1 mole ofC18H30O2 react with 3 mole ofH2 that mean 27843 gm ofC18H30O2 react with 603 gm ofH2 then to react with 105 gmC18H30O2 require 105 603 27843 02274 gm    See Answer
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