2. Nitrogen gas reacts with hydrogen gas to produce ammonia, as shown in the following equation: + 3H2 2NH, 3(g) 2 (g) How many grams of H, are needed to react with 2.5 moles of N,?

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Chapter1: Chemical Foundations
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Please answer questions 2, 3 and 4

I.       Solve the following problems: Show your solutions.

2. Nitrogen gas reacts with hydrogen gas to produce ammonia, as shown in the
following equation:
+ 3H,
2NH,
How many grams of H, are needed to react with 2.5 moles of N,?
3. During the combustion, ethane (C,H,) reacts with O, to produce CO, and H,O.How
many grams of O, are needed to react with 250 g of ethane?
2C,H, +
+ 6 H,O
4CO,
4. Nitrogen gas can be prepared by passing gaseous ammonia over solid copper (II)
oxide at high temperature. The other products of the reaction are solid copper and
70,
Transcribed Image Text:2. Nitrogen gas reacts with hydrogen gas to produce ammonia, as shown in the following equation: + 3H, 2NH, How many grams of H, are needed to react with 2.5 moles of N,? 3. During the combustion, ethane (C,H,) reacts with O, to produce CO, and H,O.How many grams of O, are needed to react with 250 g of ethane? 2C,H, + + 6 H,O 4CO, 4. Nitrogen gas can be prepared by passing gaseous ammonia over solid copper (II) oxide at high temperature. The other products of the reaction are solid copper and 70,
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