问题
问答题
打火机中的燃料主要成分可表示为C4H10,其燃烧时生成二氧化碳和水.请写出C4H10燃烧的化学方程式:______.
答案
打火机中的燃料主要成分可表示为C4H10,其燃烧时生成二氧化碳和水,反应的化学方程式为2C4H10+13O2
8CO2+10H2O. 点燃 .
故答案为:2C4H10+13O2
8CO2+10H2O. 点燃 .
打火机中的燃料主要成分可表示为C4H10,其燃烧时生成二氧化碳和水.请写出C4H10燃烧的化学方程式:______.
打火机中的燃料主要成分可表示为C4H10,其燃烧时生成二氧化碳和水,反应的化学方程式为2C4H10+13O2
8CO2+10H2O. 点燃 .
故答案为:2C4H10+13O2
8CO2+10H2O. 点燃 .
从方框中选择适当的短语并用其正确形式完成句子。 | |
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1. "Don't stand the canyon. It's dangerous," the tour guide said. 2. You must a big gate to enter the house. 3. Have you ever heard the story about a frog a well? 4. I the other side of the road, but saw nothing. 5. Mr Brown didn't know if he was . 6. I the small house 100 metres below me. |