Answer:
A. 2 hours walking; 12 hours running.
I am aware this is a multiple choice question. There is only one answer.
Answer:
A career assessment.
Explanation: A career assessment is a great way to find out what you wish to do with your life while the other choices provided are knowledge tests.
The cooling rate of the substance is approximately 0.0732.
According to the statement, the Newton's law of cooling is defined by the following formula:
(1)
Where:
- Final temperature, in degrees Celsius.
- Initial temperature, in degrees Celsius.
- Time, in minutes.
- Cooling rate, in
.
- Current temperature, in degrees Celsius.
Please notice that substance reaches thermal equilibrium when
, that is when temperature of the substance is equal to the temperature of surrounding air.
If we know that
,
,
and
, then the cooling rate of the substance is:





The cooling rate of the substance is approximately 0.0732.
To learn more on Newton's law of cooling, we kindly invite to check this verified question: brainly.com/question/13748261
Answer:
stack isn't a fit out of these