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A cup of coffee at 172 degrees is poured into a mug and left in a room at 76 degrees. After 7 minutes, the coffee is 145 degrees.

5. A cup of coffee at 172 degrees is poured into a mug and left in a room at 76 degrees. After 7 minutes, the coffee is 145 degrees. Assume that the differential equation describing Newton's Law of Cooling is (in this case) .


What is the temperature of the coffee after 17 minutes?

After how many minutes will the coffee be 100 degrees?

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a) T he temperature of the coffee after 17... View the full answer

2 comments
  • There still seems to be one portion of the problem that is worng. Could you look over the first part of your explanation and check if everything matches up? Thank you again, this is exactly what I was looking for.
    • Kalani2021
    • May 10, 2018 at 6:28am
  • I have rechecked. It comes out as 119.18 rounded to 119 as shown.
    • swansonsoe
    • May 10, 2018 at 9:46am

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The temperature of the coffee after 17 minutes will be... View the full answer

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