Question

A certain freezing process requires the room temperature be lowered from 60°c at the rate of 4°c every hour. what will be the room temperature 18 hours after the process begins ​

Answer 1

Answer:

In one hour temperature decrease 4°C.

In 18 hours temperature decrases= 18 *4=72°C

The room temperature 18 hours after the process begins = 60°C-72°C = -12°C

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