You are told that 2.5 mol of oxygen gas has the same mass as 1 mol of SO, What is the
value of n2
A 1
C 3
B 2
D 4​

- "the choice that is not an indicator of a chemical change is "state of matter changes". more common than not, chemical reactions produce energy in the form of light or heat. along with energy, they also produce a new substance called the product that could be in any state of matter (solid, gas, or liquid)."

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

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)