Question
Asked Oct 8, 2019
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Calculate the amount of coke, (carbon) needed to be burned in order to heat 500.kg of water from 20 degreees celsius to 50 degrees celsius. The heat of combustion of coke is 36.15 kj/g

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Step 1

The amount of energy for a particular amount of matter present at specific temperature with specific heat  can be determined as follows:

Q = m s dT

Where, Q is amount of energy

Specific heat of water = 4.2 j /g 0C

dT is change in temperature

m is mass of water

...

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