1. To sterilize a 50 -g glass baby bottle, we must raise its temperature from 17 °C to 95 °C. How much heat transfer is required? The specific heat of glass is 840 J/kg °C. Q= VJ
1. Two samples (A and B) of the same substance are kept in a lab. Someone adds 10 kilojoules (kJ) of heat to one sample, while 10 kJ of work is done on the other sample. Can you tell to which sample the heat was added? A. Yes B. No C. Sometimes it is possible to tell and but not at other times
a 1. If 25 kJ is necessary to raise the temperature of a block from 25°C to 30°C, how much heat is necessary to heat the block from 45°C to 50°C? A. 50 kJ B. 25 kJ C. 12 kg O D. O kJ
1. To sterilize a 50 -g glass baby bottle, we must raise its temperature from 17 °C to 95 °C. How much heat transfer is
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1. To sterilize a 50 -g glass baby bottle, we must raise its temperature from 17 °C to 95 °C. How much heat transfer is
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