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PHY220 1. Steel tube used to construct the Alaska Pipeline
PHY220 1. Steel tube used to construct the Alaska Pipeline is subject to temperature extremes from +34 C in the summer to -60 C in winter. Using the thermal coefficient of linear expansion of approxim… read more
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PHY220 1. Steel tube used to construct the Alaska Pipeline
PHY220 1. Steel tube used to construct the Alaska Pipeline is subject to temperature extremes from +34 C in the summer to -60 C in winter. Using the thermal coefficient of linear expansion of approxim… read more
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5. In a steam radiator, steam at 110 C condenses and the liquid
5. In a steam radiator, steam at 110°C condenses and the liquid water formed is cooled to 80°C. How much heat per gram of liquid formed, is released in this process? 6. How much heat is absorbed by a … read more
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1. How many calories of heat are required to change 1 gram
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State how much energy is transferred in each of the following
State how much energy is transferred in each of the following cases: a. 2 grams of steam at 100 degrees Celsius condenses to water at 100 degrees Celsius. b. 2 grams of boiling water at 100 degrees Ce… read more
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To help warm his barn on cold days, a farmer stores 840 kg
To help warm his barn on cold days, a farmer stores 840 kg of solar-heated water in barrels. For how many hours would a 2.5-kW electric space heater need to operate to provide the same amount of heat … read more
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1. State how much energy is transferred in each of the ...
1. State how much energy is transferred in each of the following cases: a. 2 grams of steam at 100 degrees Celsius condenses to water at 100 degrees Celsius b. 2 grams of boiling water at 100 degrees … read more
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The pressure at the top of a body of water on the surface ...
The pressure at the top of a body of water on the surface of the earth is simply the atmospheric pressure Pa there. At what depth below the surface is the water pressure on your body p=2Pa? (hint: Ass… read more
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Compare the thermal energy that a cup (250 kg) of tea loses ...
Compare the thermal energy that a cup (250 kg) of tea loses in going from 95 degrees Celsius (nearly boiling) to room temperature (22 degrees Celsius) to the kinetic energy that you body would lose if… read more
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7) If the silver spoon placed in the coffee in problem 6 ...
7) If the silver spoon placed in the coffee in problem 6 causes it to cool 0.75 degree C, what is the mass of the coffee? (Assume c-coffee =1.0 cal/gCdegree) problem 6 was that 50.0g silver spoon at 2… read more
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( 8)A 200.0 g china serving bowl is warmed 65.0degC when it ...
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1. How many calories of heat are required to change 1
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In a steam radiator, steam at 110 C condenses and the ...
In a steam radiator, steam at 110ºC condenses and the liquid water formed is cooled to 80ºC. How much heat per gram of liquid formed, is released in this process?… read more
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How much heat is absorbed by a persons hand if 100 ...
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For the irreversible transition of 100 g H2O (s, -25 C) ...
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how much heat is required to convert 0.3 kilogram of ...
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how many joules are given off when 120 grams of water are ...
how many joules are given off when 120 grams of water are cooled from 25 degrees celsius to -25 degrees celsius? the heat capacity of ice is 2.09J/g x degrees celsius… read more
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