pH
14 - pOH = pH
Formula used to solve for pOH when given [OH-].
-log[OH-] = pOH
Formula used to solve for [H+] when given pH.
10-pH = [H+]
Formula used to solve for [OH-] when given [H+]
1x10-14 / [H+] = [OH-]
When determining if a solution is an acid, base, or neutral, you should look at its ______ number on the ______ scale.
Both blanks are the same word.
pH
What is pH when pOH is 6.6?
7.4
What is pOH when pH is 7?
7
What is [H+] when pH is 8.9? Round to the tenths (0.1) place. Answer must be in scientific notation.
1.3x10-9
What is [OH-] when pOH=10.3? Round answer to the tenths (0.1) place. Answer must be in scientific notation.
5.0x10-11
Acid, Base, or Neutral?
pH is 3.3
Acid
What is pH when [H+] = 3.9x10-7?
Round answer to tenths (0.1) place.
6.4
What is pOH when [OH-] = 5.7x10-11
Round answer to the tenths (0.1) place.
10.2
What is [H+] when [OH-] = 0.4x10-5? Round answer to the tenths place (0.1) answer must be in scientific notation.
2.5x10-9
What is [OH-] when [H+] = 0.4x10-8? Round to the tenths (0.1) place. Answer must be in scientific notation.
2.5x10-6
Acid, Base, or Neutral
pOH is 1.
Base
What is pH when pH=pOH
7
What is pOH when [OH-] = 4.0x10-3
2.4
What is [H+] when [H+]=[OH-]? Answer must be in scientific notation.
1x10-7
What is [OH-] when [H+] = 6.8x10-2. Round answer to the tenths (0.1) place. Answer must be in scientific notation.
1.5x10-13
Acid, Base, or Neutral.
[H+] = 1x10-7
Neutral
What is pH when [OH-] = 3.0x10-9?
Round answer to the tenths (0.1) place.
5.5
What is pOH when [H+] =6.2x10-2?
Round answer to the tenths (0.1) place.
12.8
What is [H+] when pOH=6.4? Round answer to the tenths (0.1) place. Answer must be in scientific notation.
2.5x10-8
What is [OH-] when pH =3.1?
1.3x10-11
Acid, Base, or Neutral?
[OH-] = 0.4x10-5
Base