Find the pH of a solution that has an H + concentration of 2.5x10-3 M

Consider the following chemical reaction:. CuSO4 (s) + heat - - > CuO (s) + SO3 (g). Design an experiment in which you use this chemical reaction to test the law of mass conservation

A 55.0 gallon drum weighs 75.0 lb when empty. What will be the total mass when filled with ethyl alcohol? (Density = 0.789 g/mL, 1 gallon = 3.78 L, 1lb = 454 g.

Which compound is an alcohol? (1) propanal (3) butane (2) ethyne (4) methanol

If you remove one neutron from helium, the remainder is what element?

What are hydrocarbons made of?

Which are the organs of the digestive system

For the separation of the unknown mixture, you are instructed to isolate the amine followed by the acid and finally the neutral. Does the order matter? If not, what other orders could be followed?

As ice melts and changes from solid to liquid, A) entropy increases. B) kinetic energy decreases. C) an exothermic reaction occurs. D) the random movement of molecules remains constant.

What volume of 0.480 m koh is needed to react completely with 15.8 ml of 0.150 m h2so4? assume the reaction goes to completion?

Which sample of water contains particles having the highest average kinetic energy?