Physics, 11.03.2021 07:10 leshayellis1591

An ice cube with a temperature of -30°C and a mass of 45g is dropped into a thermos of liquid water with a temperature of 50°C. The ice cube eventually melts completely and the mixture reaches an equilibrium temperature of 12°C. Assuming no heat is lost to the environment, what was the mass of the water in the thermos before the ice cube was added?

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An ice cube with a temperature of -30°C and a mass of 45g is dropped into a thermos of liquid water...