At 80 K, the particles of a gas have:

A) twice the average kinetic energy of the same particles at 40K.

B) half the average kinetic energy of the same particles at 40K.

C) one-fourth the average kinetic energy of the same particles at 20K.

D) None of these

Question

Chemistry

Judith Mclean

18 February, 12:23

At 80 K, the particles of a gas have:

A) twice the average kinetic energy of the same particles at 40K.

B) half the average kinetic energy of the same particles at 40K.

C) one-fourth the average kinetic energy of the same particles at 20K.

D) None of these

+1

Answers (1)

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Precious Savage · Answer 1

Answer A: twice the average kinetic energy of the same particles at 40K

As the temperature increases, the particles move more faster, thus they have more kinetic energy.

At 80 K, the particles of a gas have:A) twice the average kinetic energy of the same particles at 40K.B) half the average kinetic energy of the same particles at 40K.C) one-fourth the average kinetic energy of the same particles at 20K.D) None of these

At 80 K, the particles of a gas have:

A) twice the average kinetic energy of the same particles at 40K.

B) half the average kinetic energy of the same particles at 40K.

C) one-fourth the average kinetic energy of the same particles at 20K.

D) None of these