45 2.0

2. How many joules of heat are needed to raise the temperature of 048 kg of aluminum from 21°C to

94°C, if the specific heat of aluminum is 900 J/g °C?

Question

Chemistry

Nayeli Madden

14 May, 17:59

45 2.0

2. How many joules of heat are needed to raise the temperature of 048 kg of aluminum from 21°C to

94°C, if the specific heat of aluminum is 900 J/g °C?

+3

Answers (1)

Know the Answer?

Chana · Answer 1

The answer to your question is: Q = 3153600 Joules

Explanation:

Data

Q = ?

m = 48 kg

T1 = 21°C

T2 = 94°C

Cp = 900 J/g°C

Formula

Q = mCpΔT

Q = (48) (900) (94 - 21) = 3153600 Joules

45 2.02. How many joules of heat are needed to raise the temperature of 048 kg of aluminum from 21°C to94°C, if the specific heat of aluminum is 900 J/g °C?

45 2.0

2. How many joules of heat are needed to raise the temperature of 048 kg of aluminum from 21°C to

94°C, if the specific heat of aluminum is 900 J/g °C?