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Question
One litre of water at 30°C is mixed with one litre of water at 50°C. The temperature of the mixture will be ______.
Options
80°C
More than 50°C but less than 80°C
20°C
Between 30°C and 50°C
Solution
One litre of water at 30°C is mixed with one litre of water at 50°C. The temperature of the mixture will be between 30°C and 50°C.
Explanation:
As we know, heat travels from higher-temperature water to lower-temperature water. Therefore, the mixture's temperature will be between 30 and 50 degrees Celsius.
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