Question

In order to conduct an experiment, the temperature of a liquid was lowered at the rate of 2°C every hour. If the initial temperature of the liquid was 5°C, what was its temperature after 4 hours?

Answer 1

Answer:

-3°c

Explanation:

2°c every hours time 4 hours (2×4=8)

8-5=-3

add your unit (°c)

and then you get -3°c