在36 g 碳不完全燃烧所得气体中，CO占体积1/3，CO2占体积2/3，且 C_爱下问搜题

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在36 g 碳不完全燃烧所得气体中，CO占体积1/3，CO₂占体积2/3，且

C(s) + 1/2O₂(g) = CO(g) △H = －110.5 kJ/mol

CO(g) + 1/2O₂(g) = CO₂(g) △H = －283 kJ/mol

与这些碳完全燃烧相比，损失的热量是 [ ]

A．172.5 kJ

B．1149 kJ

C．283kJ

D．517.5 kJ

答案

答案：C

完形填空

Armed with two over-packed suitcases, we arrived at the airport just in time for my flight. As I watched her unload my luggage, I could see the 36_ in her eyes. One last hug and a final good-bye, and I would be on my way to a new life 37 .“ You’d better go or you’ll miss your flight,” she said.
“I’ll 38 you,” I replied, and with those words I 39 . By the time I reached the customs, I was 40 . While boarding the plane I was still crying. I did not have the  41 to put my bag in the overhead locker, so I put it on the 42 seat next to mine.
Born just fifteen months apart, we not only looked alike, we were alike. We both had that same mix of 43 and fear of all things unknown to us. One sunny summer day I was playing outside when she came 44  to me and said, “ Want to come to the attic(阁楼)？” The answer was always “ 45 ”. We were frightened of the attic but also 46 by its smells and sounds. Together we would get through masses of dust and look through a lot of boxes _47 we found what we needed.
The plane shook 48 and my bag fell onto the floor. My aspirin, hairbrush and some other things were 49 on the floor. I _50 over to gather them up when I saw a(an) _51 little book in the middle of my belongings. It was a diary.
Immediately I 52   my sister’s handwriting. “Hi, Sis. What a day it has been today. You let me know that you are moving abroad…” Only _53 did I realize that my sister had been 54 a diary for the past month.
I read about my sister’s comings and goings during the flight. Even though a large ocean 55 us, at some point it felt like she was actually there.

D．satisfaction

D．unimportant

问答题简答题

什么是运动损伤？