Assuming the reaction below is at equilibrium, which of the following changes will drive the reaction to th c(s) + o2(g) + co2(g) ah° = -393.5 kj/mol 1. increasing the temperature 2. adding o2(g) 3. removing c(s) a. i only b. 2 only c. 3 only d. 1 and 3 e. 2 and 3