What conclusion can be drawn from the experience of mixing cold and hot water?

What conclusion can be drawn from the experience of mixing cold and hot water? Why are these energies not equal in practice?

From this experience, it can be concluded that hot water gives up as much energy as cold water receives. In practice, it turns out that hot water gives up more energy than cold water takes. The difference is obtained due to heat losses – after all, laboratory equipment is involved in the experiment, which also has a heat capacity.




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