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?

Question

Amir Glenn

Chemistry

15 September, 10:51

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?

+3

Answers (2)

Know the Answer?

Lara Ochoa · Answer 1

Lara Ochoa 15 September, 10:54

0

Q is the answer beacsuse

Mekhi Huerta · Answer 2

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