How Many Joules of Heat Are Necessary to Raise the Temperature

question 11

Multiple Choice

How many joules of heat are necessary to raise the temperature of a 1.42 kg block of copper from 25.0 ° C to 88.5 ° C?
(Specific heat of copper = 0.385 J/g × ° C)

• A) 234000 J
• B) 34700 J
• C) 234 J
• D) 34.7 J
• E) 0.0347 J

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Definitions:

Brain-Wave Recording

The process of measuring and recording the electrical activity of the brain, typically using electroencephalography (EEG).

Electroencephalogram

A medical test that measures electrical activity in the brain using small, flat metal discs called electrodes attached to the scalp.

Electrical Energy

The form of energy resulting from the movement of charged particles, such as electrons, through a conductor.

Scalp

The skin covering the head, excluding the face, and the hair that grows on it.