1. Consider the equilibrium system: CO(g) + H209) H2O(g) + CO2(g) + H2(g) Initially, 0.75 mol of water and 0.60 mol of carbon monoxide are placed in a 3.0L reaction vessel. At equilibrium, 0.30 mol of carbon dioxide is present. Calculate the equilibrium constant for the system. ​

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.