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Clemson Chemistry 1020 Exam 1 Questions With Correct Answers 2026

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CLEMSON CHEMISTRY 1020 EXAM 1 QUESTIONS WITH CORRECT ANSWERS 2026

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CLEMSON CHEMISTRY 1020 EXAM 1
QUESTIONS WITH CORRECT ANSWERS 2026
Enthalpy (H) is negative - CORRECT ANSWER -exothermic--
flows from the system into the surroundings



Enthalpy (H) is positive - CORRECT ANSWER -endothermic--
flows from the surroundings into the system



Entropy (S) is negative - CORRECT ANSWER -randomness of the system decreases



Entropy (S) is positive - CORRECT ANSWER -randomness of the system increases



Entropy: state function or nah? - CORRECT ANSWER -
entropy is a state function (Change in S= S(final)-S(initial)



Temperature (entropy) - CORRECT ANSWER -
as temperature increases the random molecular motion increases --
> kinetic energy of molecules increase --. Therefore entropy increases



1st law of Thermodyamics - CORRECT ANSWER --
in any process, spontaneous or non spontaneous, the total energy of a system & its surroundings
is constant



2nd law of Thermodynamics - CORRECT ANSWER --
the principle that the total entropy of the universe increases in any spontaneous process

-changesuniverse=changessys+changessurr



Changsuniverse (signs) - CORRECT ANSWER -S>0E= spontaneous

S<0 = non spontaneous

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