First Law of Thermodynamics Video Lessons

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Problem: Which statement(s) is/are true regarding the first law of thermodynamics? I) Energy can be converted from one form to another, but the total amount of energy is always conserved. II) The first law of thermodynamics defines entropy. III) The internal energy of the system and surroundings could both increase.   A) I only B) III only C) both II and III D) both I and III E) all are true

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Which statement(s) is/are true regarding the first law of thermodynamics?

I) Energy can be converted from one form to another, but the total amount of energy is always conserved.

II) The first law of thermodynamics defines entropy.

III) The internal energy of the system and surroundings could both increase.

A) I only

B) III only

C) both II and III

D) both I and III

E) all are true

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