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Two kilograms of ice at 0.0 °C are placed in a sealed glass container [k = 0.80 W/(m · C°) ].The container is then placed in a room that is maintained at 30.0 °C.The top cover is a thermal insulator and all other sides of the container are exposed to room air.The surface area of the container is 6.53 × 10-² m²;and its glass walls are 0.0050 m thick.
-Approximately,how long does it take all of the ice to melt?
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