Examine the statement. the energy required to break the bonds of the reactants in a chemical reaction is more than the energy used to form the products. which answer choice correctly identifies a characteristic of the reaction in the description? endothermic exothermic a slow reaction rate a fast reaction rate

Amixture of gaseous sulfur dioxide and oxygen are added to a reaction vessel and heated to 1000 k where they react to form so3(g). if the vessel contains 0.669 atm so2(g), 0.395 atm o2(g), and 0.0851 atm so3(g) after the system has reached equilibrium, what is the equilibrium constant kp for the reaction: 2 so2(g) o2(g) ⇌ 2 so3(g)

Can someone me with questions 15 to 17 plz.

0.09 moles of sodium sulfate in 12 ml of solution