Which observation would lead to the conclusion that a mixture of liquid A and liquid B created a non-ideal solution

Under which circumstances are kp and kc equal for the reaction aa(g)+bb(g)⇌cc(g)+dd(g)?

If you need to add 27.50ml of a solution, which piece of glassware would you use to deliver this volume and explain how you would determine if the 27.50 ml was measured?

Which of the following is described by the equation h2o(s)+ heat=h2o(i) a freezing melting condensing evaporating