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A cup of water, weighing 270 g, evaporates when left outside on a hot summer day. How much energy was required to evaporate the entire cup?
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14 votes
14 votes
A cup of water, weighing 270 g, evaporates when left outside on a hot summer day. How much energy was required to evaporate the entire cup?

User Pankaj Singhal
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2 Answers

18 votes
18 votes

Answer:2.26 kj

Step-by-step explanation:

User Aptha Gowda
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3.0k points
21 votes
21 votes

Answer:

The energy required to evaporate a cup of water (270 g) is approximately 2,215 joules. This is calculated by multiplying the mass of the water by the latent heat of vaporization (2.26 kJ/g) for water.

Step-by-step explanation:

User Thamilhan
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2.9k points
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