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When the steel rod is being quenched, the temperature of the water rises to 50 °C.After a few hours the water cools down to room temperature.Some of the cooling of the water is due to evaporation.Explain in terms of particles how evaporation causes the cooling of water. |
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Answer» Answer: Explanation: By breaking their liquid bonds, they EVAPORATE becoming a gas. ... When a hotter particle NEAR the SURFACE of the liquid 'breaks free' from it's liquid bonds, it escapes as a gas, carrying away energy from the rest of the liquid. The average energy of the liquid THEREFORE decreases - in other WORDS, the liquid cools down. |
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