1) Calculate the pH of a 0.000200 M solution of Ba(OH), 2) Calculate the pOH of a 1.50 x 10 - M solution of H SO.
3) Calculate the pH of a 6.52 x 10 -- M solution of LiOH

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided