A 70.0-kg block of ice at 0.00°C breaks off from a glacier, slides along the frictionless ice to the ground from a height of 2.43 m, and then slides along a horizontal surface consisting of gravel and dirt. Find how much of the mass of the ice is melted by the friction with the rough surface, assuming 75.0% of the internal energy generated stays in the ice. Latent heat of fusion (Lf) for water 333,700 J/kg.

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A:

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Q: How much thermal energy is required to boil 4.11 kg of water at 100.0°C into steam at 132 °C?…

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Q: How much nitrogen evaporates

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Q: An insulated Thermos contains 200 cm3 of hot coffee at 91.0°C. You put in a 20.0 g ice cube at its…

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Q: A 25,000 kg subway train initially traveling at 15.5 m/s slows to a stop in a station and the stays…

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