just work with the units you have
500g = .5 kg
Your temp change is 25°C
.5kg * 25°C * 128J/kg-°C = 1600J
If you keep units in mind, you will be better able to determine how they combine.
How much energy is needed to increase the temperature of 500g of lead from 20 degrees celcius to 45. The specific heat heat capacityof lead is 128J/kg/degrees celcius
1 answer
1 answer