We have water, and so you'll find that Q then becomes roughly 5,000 kilocalories that's how much heat energy it takes which is two times ten to the seven joules.
我们有水，你会发现，那么Q就变成约5000千卡，那是需要的热量，是2乘以10的7次方焦耳。
We have water, and so you'll find that Q then becomes roughly 5,000 kilocalories that's how much heat energy it takes which is two times ten to the seven joules.
我们有水，你会发现，那么Q就变成约5000千卡，那是需要的热量，是2乘以10的7次方焦耳。
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