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How much total heat transfer is necessary to lower the temperature of 0.315 kg0.315 kg of...

How much total heat transfer is necessary to lower the temperature of 0.315 kg0.315 kg of steam from 145.5 °C145.5 °C to −15.5 °C,−15.5 °C, including the energy for phase changes?

total heat transfer:

JJ

How much time is required for each stage of this process, assuming a constant 835.0 W835.0 W rate of heat exchange? Give the times in the order that the stages occur.

t1=t1=

ss

t2=t2=

ss

t3=t3=

ss

t4=t4=

ss

t5=t5=

ss

Question Credit: OpenStax College Physics

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