Question

One liter of water at 30°C is mixed with one liter of water at 50°C. The temperature of themixture will be
A.80°CB.
B.more than 50°C but less than 80°C
C.20°C
D.between 30°C and 50°C​

Answer 1

Answer:

Answer: the temperature will slightly less than 40°C. Explanation: Because water expands when heated, 1 litre of water at 50°C will have less mass than 1 litre of water at 30°C. As a result, the 30°C litre has slightly more than the 50°C litre, and thus the average will end up slightly less than 40°C.Feb 28, 2017

Answer 2

Answer:

d

Explanation:

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