jessiebealynn4734 jessiebealynn4734
  • 21-10-2019
  • Chemistry
contestada

40.1 g of liquid benzene initially at 37.40 degree Celsius, how many kcal if energy must be added to the sample to raise the temperature to 94.60 degrees celsius?

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joseaaronlara
joseaaronlara joseaaronlara
  • 21-10-2019

Answer:

The answer to your question is: Q = 0.096 kcal

Explanation:

Data

mass = 40.1 g = 0.0401 kg

T1 = 37.4

Q = ? kcal

T2 = 94.6 °C

Cp = 0.042 kcal/kg°C

Formula

                Q = mCΔT

                Q = 0.0401 x 0.042 x (94.6 - 37.4)

                Q = 0.096 kcal

               

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aolaza
aolaza aolaza
  • 21-10-2019
Q is the answer beacsuse
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