How much heat would need to be removed to cool 50.3 g of water from 25.6°C to -10.7°C? Csolid = Cliquid = 2.092 J/g.°C 4.184 J/g.°C AHfusion = Tfusion = 0.0 °C %3D 6.01 kJ/mol
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- A slice of pizza has 500 kcal. If we could burn the pizza and use all the heat to warm a 50-L container of cold water, what would be the approximate increase in the temperature of the water? (note; A Liter of cold water weighs about 1 kg) a. 500 C b. 50C c. 10C d.100CThe pressure of water vapor over ice is 3.88 mmHg at -20C and 4.58 mmHg at 0 C. Estimate in J/mol the heat of vaporization of ice at -10C.Why is it necessary to specify the temperaturewhen making a table listing ∆G values?
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