Author Question: A 920-g empty iron kettle is put on a stove. How much heat in joules must it absorb to raise its ... (Read 169 times)

hubes95 · **on:** Oct 11, 2019

Question 1

It is necessary to determine the specific heat of an unknown object. The mass of the object is

It is determined experimentally that it takes

to raise the temperature

What is the specific heat of the object?
◦ 1500 J/kg ∙ K
◦ 3,020,000 J/kg ∙ K
◦ 7.46 J/kg ∙ K
◦ 0.00130 J/kg ∙ K

Question 2

A 920-g empty iron kettle is put on a stove. How much heat in joules must it absorb to raise its temperature form

to

The specific heat for iron is 113 cal/kg ∙ °C, and 1 cal = 4.186 J.
◦ 40,500 J
◦ 8110 J
◦ 40,100 J
◦ 33,900 J

tranoy · **Reply #1 on:** Oct 11, 2019

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