How much energy do you need to boil off block of ice

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A) A tire is filled with air at 15 oC to a gauge pressure of 220 kPa. If the tire reaches a temperature of 38 oC, what fraction of the original air must be removed in order to maintain the same tire pressure?

B) How much energy do you need to boil off 2 kg block of ice?

Reference no: EM13255349

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