decomposition of 12 grams of potassium chloride gave 3.0 liters of oxygen. calculate the process yield​

What is the effect of returning nuclear reactor cooling water back into bodies of water?

Why does ammonia, nh3, behave as a base when it reacts with an acid? z

Calculate the ph at the equivalence point for the titration of a solution containing 150.0 mg of ethylamine (c2h5nh2) with 0.1000 m hcl solution. the volume of the solution at the equivalence point is 250.0 ml. kb forethylamine is 4.7 × 10−4 .