Which of the following pairs of aqueous solutions produce a precipitate? Group of answer choices

Cu(NO3)2 + Na2S

NaCl + LiCl

NH4NO3 + Li2CO3

None of the above solution pairs will produce a precipitate

AgNO3 + Cu(NO3)2

Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)

Newtons second law deals most cosely with

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring