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A temperature of a 0.349 kg sample of copper decreases from 87.0 °C to 21.0 °C. How much heat
flows out of the copper sample?

Sagot :

okpalawalter8

We have that heat flow out of the copper sample  is mathematically given as

Q=8.86809J

Heat flow

Question Parameters

  • A temperature of a 0.349 kg sample of copper
  • decreases from 87.0 °C to 21.0 °C.

Endothermic Reaction

It is common knowledge that an endothermic reaction is one where the system absorbs heat energy from the environs.

Exothermic Reaction

An exothermic reaction is one where the system releases heat energy to the environs.

Generally the equation for Heat   is mathematically given as

[tex]Q=mCdt\\\\Therefore\\\\Q=0.349*0.385*(87-21)[/tex]

Q=8.86809J

For more information on temperature visit

https://brainly.com/question/15267055

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