Answer to Question #293788 in Physical Chemistry for Roman

Question #293788

For the reaction C + 2H2 → CH4, how many grams of hydrogen are required to produce 1.6 moles of methane, CH4 ?

Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0

Use the following molar masses. If you do not use these masses, the computer will mark your answer incorrect.:


1
Expert's answer
2022-02-06T11:19:39-0500

The molar mass of H2 = 2.0 g/mol.


"m(H_2)=1.6\\ mol(CH_4)\u00d7\\frac{2\\ mol(H_2)}{1\\ mol(CH_4)}\u00d7\\frac{2.0\\ g(H_2)}{1\\ mol(H_2)}=6.4\\ g"


Answer: 6.4 g


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