Question

50 gm of water at 20°C is mixed with 50 gm of water at t°C. If the final temperature 30°C find tC?​

Answer 1

Answer:

50 gms water at 20 ⁰ C and 50 gms of water at 40⁰ C are mixed. Since the masses of the liquid at different temperatures are same, the answer is very easy and simple : average of 20⁰C and 40⁰C. that is: 30⁰C.

Answer 2

Answer:

40

Explanation:

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