配套习题- 燃烧热的计算 -【青果学苑】

挑战习题

1/5单选题

难度：

1.已知葡萄糖的燃烧热是2804kJ/mol，当它氧化生成1g水时放出的热量是

A	26.0kJ
B	51.9kJ
C	155.8kJ
D	467.3kJ

提示1：: 54eD54On54Ot5piv5oyH5ZyoMjXihIPvvIwxMDFLUGHml7bvvIwxbW9s57qv54mp6LSo5a6M5YWo54eD54On55Sf5oiQ56iz5a6a55qE5rCn5YyW54mp5pe25omA5pS+5Ye655qE54Ot6YeP44CC

正确答案：QQ==

54eD54On54Ot5piv5Zyo5LiA5a6a5p2h5Lu25LiL77yMMW1vbOWPr+eHg+eJqeWujOWFqOeHg+eDp+eUn+aIkOeos+WumueahOawp+WMlueJqeaXtuaJgOaUvuWHuueahOeDremHj++8jDFtb2zokaHokITns5blj6/ku6XnlJ/miJA2bW9s55qE5rC077yM5omA5Lul5b2T5a6D5rCn5YyW55Sf5oiQMWfmsLTml7bmlL7lh7rnmoTng63ph4/mmK88aW1nIHdpZHRoPTExNiBoZWlnaHQ9NDEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC84Qy9BNS9yQkFDRTFUMzYtcXpQcWVyQUFBRUNnTUxLaTQ2MTIucG5nIiA+77yM562U5qGI6YCJQeOAgg==

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2/5单选题

难度：

2.充分燃烧一定量的丁烷（C₄H₁₀）放出热量为Q,经测定完全吸收它生成的CO₂需要消耗5mol/LKOH溶液100ml,恰好生成正盐。则燃烧1mol丁烷放出的热量为

A	4Q
B	5Q
C	8Q
D	16Q

提示1：: 5qC55o2u6aKY5bmy5L+h5oGv5Y+v5Lul5YiX5Ye65LqM5rCn5YyW56Kz5LiO5pS+5Ye654Ot6YeP55qE5q+U5L6L5YWz57O744CC

提示2：: 5YaN5qC55o2u5LiB54O354eD54On55qE5Y+N5bqU5bu656uL5LiB54O35LiO5LqM5rCn5YyW56Kz55qE5YWz57O777yM5L6/5Y+v5Lul5rGC5Ye6MW1vbOS4geeDt+WujOWFqOeHg+eDp+aXtuaUvuWHuueahOeDremHj+OAgg==

正确答案：RA==

5LqM5rCn5YyW56Kz5LiOS09I5rq25ray55Sf5oiQ5q2j55uQ5Li6SzxzdWI+Mjwvc3ViPkNPPHN1Yj4zPC9zdWI+44CCMC41bW9sS09I5ZC45pS2MC4yNW1vbENPPHN1Yj4yPC9zdWI+55Sf5oiQ56Kz6YW46ZK+44CCPGJyPjFtb2zkuIHng7fnh4Png6fnlJ/miJA0bW9sQ088c3ViPjI8L3N1Yj7vvIzmlL7ng63kuLoxNlHjgII=

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3/5单选题

难度：

3.已知：2H₂（g）+ O₂(g)=2H₂O(l)ΔH=-571.6KJ· mol^-1
CH₄（g）+ 2O₂(g)＝CO₂(g)＋2H₂O(l) ΔH=-890KJ·mol^-1
现有H₂与CH₄的混合气体112L（标准状况），使其完全燃烧生成CO₂和H₂O(l),若实验测得反应放热3695KJ，则原混合气体中H₂与CH₄的物质的量之比是

A	1∶1
B	1∶3
C	1∶4
D	2∶3

提示1：: 5YGH6K6+5rCi5rCU5oiW55Sy54O355qE6YeP77yM5qC55o2u5Y+N5bqU5pS+54Ot5Y+v5Lul5YiX5Ye65pa556iL77yM5YiG5Yir5rGC5Ye65Lik6ICF55qE6YeP44CC

正确答案：Qg==

6K6+SDxzdWI+Mjwvc3ViPuOAgUNIPHN1Yj40PC9zdWI+55qE54mp6LSo55qE6YeP5YiG5Yir5Li6PGk+eDwvaT7jgIE8aT55PC9pPm1vbOOAguWImTxpPng8L2k+KyA8aT55PC9pPiA9Ne+8jDU3MS42PGk+eDwvaT4vMiArIDg5MDxpPnkgPC9pPj0gMzY5NSzop6Plvpc8aT54PC9pPj0xLjI1bW9sOyA8aT55PC9pPj0zLjc1bW9s77yM5Lik6ICF5q+U5Li6Me+8mjPvvIzmlYXpgIlC6aG544CC

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4/5单选题

难度：

4.1 mol CH₄气体完全燃烧放出的热量为890 kJ，但当不完全燃烧生成CO和H₂O(l)时，放出的热量为607 kJ，如果1 mol CH₄与一定量O₂燃烧生成CO、CO₂、H₂O，并放出819.25 kJ的热量，则一定量O₂的质量为

A	40 g
B	56 g
C	60 g
D	无法计算

提示1：: 5YiG5Yir5YGH6K6+5a6M5YWo54eD54On5ZKM5LiN5a6M5YWo54eD54On55qE55Sy54O355qE6YeP77yM5qC55o2u55Sy54O355qE5oC754mp6LSo55qE6YeP5Lul5Y+K5pS+5Ye655qE5oC754Ot6YeP5YiX5Ye65pa556iL6L+b6KGM6K6h566X44CC

正确答案：Qw==

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5/5单选题

难度：

5.乙醇的燃烧热为ΔH₁，甲醇的燃烧热为ΔH₂，且

，若乙醇和甲醇的混合物1 mol完全燃烧，反应热为ΔH₃，则乙醇和甲醇的物质的量之比为

A
B
C
D

正确答案：Qg==

6K6+5LmZ6YaH5ZKM55Sy6YaH55qE54mp6LSo55qE6YeP5YiG5Yir5Li6bjxzdWI+MTwvc3ViPuOAgW48c3ViPjI8L3N1Yj7vvIw8YnI+5bey55+l5LmZ6YaH55qE54eD54On54Ot5Li64pazSDxzdWI+MTwvc3ViPu+8jOeUsumGh+eahOeHg+eDp+eDreS4uuKWs0g8c3ViPjI8L3N1Yj7vvIzkuJToi6XkuZnphoflkoznlLLphofnmoTmt7flkIjniakxbW9s5a6M5YWo54eD54On77yM5Y+N5bqU54Ot5Li64pazSDxzdWI+Mzwvc3ViPu+8jDxicj48aW1nIHdpZHRoPTIxMiBoZWlnaHQ9NzYgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC81OC8xNC9yQkFDSmxUNVIwYXdMMUlGQUFBRlh3UVVTbjA5OTQucG5nIj48YnI+PGltZyB3aWR0aD0xMDYgaGVpZ2h0PTQ2IHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNTgvNEUvckJBQ0oxVDVSMGFpTXpNbkFBQURTTGt1LWpJNjAzLnBuZyI+77ybIDxicj7miYDku6XkuZnphoflkoznlLLphofnmoTnianotKjnmoTph4/kuYvmr5TkuLo8aW1nIHdpZHRoPTcyIGhlaWdodD00NiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzhELzE4L3JCQUNFMVQ1UjBhaWlvS1lBQUFDY1VWVUc5dzk1OS5wbmciPu+8mw==

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