Pour a liter of water at 40°C into a liter of water at 20°C and the final temperature of the two becomes

Name: Pour a liter of water at 40°C into a liter of water at 20°C and the final temperature of the two becomes
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Question

Quizplus · Accepted Answer

When hot water at 40°C is mixed with cold water at 20°C, the final temperature will be the average of the two temperatures. Therefore, $\frac{(40+20)}{2}=30$, which means the final temperature will be at or about 30°C.

Pour a Liter of Water at 40°C into a Liter