Author Question: Which of the following best describes a gas? A) The molecules are moving quickly and are widely ... (Read 75 times)

faduma · **on:** Aug 27, 2018

Which of the following best describes a gas?

A) The molecules are moving quickly and are widely spaced.
B) The molecules are moving slowly and closely spaced.
C) The material has a fixed volume and a fixed shape.
D) The material has a fixed volume but has no definite shape.
E) The molecules are closely spaced but in random fashion.

Question 2

How many kilograms are in 452 mg?

A) 4.52 10-7 kg
B) 4.52 10-4 kg
C) 0.452 kg
D) 4.52 108 kg