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26-03-2024
Chemistry

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A liquid cools from 70 °C to 60 °C in 5 minutes. If the temperature of the surrounding is constant at 30 °C, then the time taken by the liquid to cool from 60 °C to 50 °C is
A. 5 minutes
B. 10 minutes
C. 7 minutes
D. 8 minutes

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