lena1989
Answered

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At the start of the experiment substance is measured to be 90°C, and by the end of the experiment its temperature is measured as -50°C. How does the temperature change from the start to the end of the experiment? Represent a decrease in temperature with a negative number.

Sagot :

rehandev390

Answer:

-140C

Step-by-step explanation:

∆T = T2-T1

∆T = -50-90= -140C

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