For many years drinking water has been cooled in hot climates by evaporating it from the surfaces of canvas bags or porous clay pots. How many grams of water can be cooled from 39.7 oC to 10oC by the evaporation of 80.4 g of water? (The heat of vaporization of water in this temperature range is 2.4 kJ/g. The specific heat of water is 4.18 J/(g∙K))

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Q: How much heat ( in joules) does it take to heat 45.0 g of 23.0 C water until it is steam at 112.0 C?

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Q: How much heat in kJ is needed to raise the temperature of 130.0 g of water from 15 degrees Celsius…

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Q: Most people find waterbeds uncomfortable unless the water (specific heat of 4.184 J/g °C)…

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Q: If 10 g of water at 52oC and 25 g of water at 10oC were mixed in an insulated container, what will…

A: Given: Specific heat of water = 4.184 J/g°C

Q: How much heat is absorbed by 750 grams of water as it is heated from 25.0°C to 96.0°C? (in kJ,…

A: Heat absorbed by water, q = ms∆T                                           q = 750 x 4.184 x ( 96.0…

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Q: 1. Determine the amount of energy required to melt 15.0 grams of ice. 2a. If a 2000g block of metal…

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Q: A 10.4 g sample of a liquid changes from 35.0 ºC to 25.0ºC upon removal of 85.0 J of heat. What is…

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Q: On a hot day, you take a six-pack of soda on a picnic, cooling it with ice. Each empty aluminum can…

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Q: You want to quickly set up a temporary water bath in your lab with a volume of 10.0 L and a…

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