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Physics, 21.06.2019 14:00
How much heat is required to convert 0.3 kg of ice at 0°c to water at the same temperature
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When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is
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Physics, 22.06.2019 12:00
Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?
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Physics, 22.06.2019 12:30
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
Answers: 1
Suppose you have a gas under 2 atm of pressure and taking up 0.5m ^ 3 of volume. if you compress the...
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