As i am taking a quiz
will mark as brainliest if your answer is correct!

question 18(multiple choice worth 3 points)
(01.05 mc)

four gases are described below:

gas a: 5 liters at 20 °c
gas b: 5 liters at 10 °c
gas c: 5 liters at 40 °c
gas d: 5 liters at 30 °c

which gas has the greatest average molecular kinetic energy?

gas a
gas b
gas c
gas d

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If you put a helium-filled balloon in the refrigerator, what will happen?

Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 µc, what is the maximum magnitude? n/c