November 23, 2024
Specific heat capacity | Khan Academy

Specific heat capacity | Khan Academy

Author: Khan Academy via YouTube
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Specific heat capacity | Khan Academy

If the same amount of heat flows into (or out of) equal masses of different substances, their temperatures may not change by the same amount. Specific heat capacity (c) tells us how much heat energy is required to change one unit mass of a substance by one unit of temperature. Specific heat is related to heat (q), the mass of the sample (m), and the change in temperature (∆T) by the equation q=cm∆T.

Sections:
00:00 – Introduction
02:26 – What is specific heat capacity?
04:55 – Specific heat capacity equation
07:30 – Example 1 (Find heat)
09:22 – Example 2 (Find final temperature)
11:42 – Why do substances have different specific heats?

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