The formula X + ZY + XZ + Y shows that O A. X and Y bonded into a more complex molecule.
O B. ZY has decomposed into two smaller compounds.
O C. X is a more reactive compound than Y.
O D. Y has changed into a new compound.

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

Which characteristics can be used to differentiate star systems? check all that apply.

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3