Question

the temperature of a substance decrease at the rate of 2 degree c for 10 minutes the temperature of the substance at 5 o'clock was 10 degree C at what time will the temperature of a substance v 4 degree C blow zero​

Answer 1

Answer:

For every 10 mins, there is a drop of 2 degree Celsius. So 70 minutes will be required for the substance to reach -4 degree Celsius

Answer 2

Answer:

For every 10 mins, there is a drop of 2 degree Celsius. So 70 minutes will be required for the substance to reach -4 degree Celsius.