Answer to Question #191393 in General Chemistry for Manal

Question #191393

How much energy is required to raise the temperature of 250ml of water in a 500g kettle that is 100% iron from 20°C to 99°C?


1
Expert's answer
2021-05-11T05:50:45-0400

q=m⋅c⋅ΔT

, where

q- heat absorbed/lost

m - the mass of the sample

c- the specific heat of the substance

ΔT- the change in temperature,



The specific heat of water is 4.18J/g⋅C


Mass= 250ml = 250g




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