Question

6. A certain freezing process requires that room temperature be lowered from 40°C at the rate of 5°C every hour. What will be the room temperature 10 hours after the
process begins?

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Answer 1

Step-by-step explanation:

Initial Room temperature: 40°C

Rate of decrease per hour=5°C/hr

Room temperature after 10 hrs=5*10°C=50°C

Therefore, (40-50)°C= -10°C Ans.

Answer 2

Answer:

-10 degrees Celcius

Step-by-step explanation: