14-4 Aqueous Solutions and the Concept of pH

[H3O+][OH-] = ________________.

1.0 x 10-14 M^2

Therefore, whatever the solution, the sum of pH and pOH will always be a constant value, ____.

14

What is the [H3O+] equation?

[H3O+] = 10^-pH

If [H3O+] > [OH-] then the solution is said to be _________.

acidic

If the pH < 7 then the substance is ________.

acidic

If [H3O+] < [OH-] then the solution is said to be _________.

basic

If the pH > 7 then the substance is ________.

basic

The higher the concentration the (greater or lower?) the molarity.

greater

What is the unit for molarity?

mol/L or M

When [H3O+] = [OH-] the solution is said to be __________.

neutral

What is the pH equation?

pH = -log[H+]

What is the pOH equation?

pOH = -log[OH-]

What does Molarity describe?

the concentration of a solution

Define pH.

the negative of the common logarithm (base 10) of the hydronium ion concentration

Define self-ionization of water.

two water molecules react to form a hydronium ion and a hydroxide ion, by transferring a proton