Using the periodic table, choose the more reactive nonmetal.
Si or N

How many molecules are found in 1.32 mol of nacl?

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