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In a lab a substance was cooled b 6 degrees each hour for 42 hours what was the total change it in temperature

Sagot :

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Answer:

  total cooling was 252 degrees

Step-by-step explanation:

  quantity = rate × time

The total temperature change is ...

  (-6°/h)(42 h) = -252°

The total change in temperature was a cooling of 252 degrees.

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