Question

6. Acertain 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?​

Answer 1

Answer:

-10°C

Step-by-step explanation:

rate of change per hour = 5° C

rate of changer for 10 hours 5 × 10 = 50° C

temperature after 10 hours = 40°C - 50° C = 10°C