The elements Oxygen, Nitrogen, Silicon, Aluminum, Sodium, Calcium, Iron, Magnesium, Potassium and Titanium are the most common elements, questions, 1) Where can we find each of these elements? In what types of compounds can we find them? What are these compounds for?

answer; /// the amount of material dissolved in a measure of liquid(concentration) the above statement is (true); /// good luck

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

points

explanation: