17) Which one of the following is a TRUE statement?

A)
In the gas state, molecules move around freely.
B)
Liquids do not change shape easily.
C)
Gas molecules move more slowly as they are heated.
D)
Plasma is the most common state of matter found on Earth.

A

Explanation: cause gas takes no form just flows anywere

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

24