For the reaction... H2 (g) + Cl2 (g) <=> 2HCl (g) + heat
If the pressure in the system is increased, the equilibrium position will .

a)shift to the left
b)shift to the right
c)not shift position at all as 2 mol gas <=> 2 mol gas

In pqr m< p=60 m< q= 30 and m

Which of the following are correct values for the ideal gas laws constant r

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?