WorksheetsAcids and Bases
Total questions: 12
Worksheet time: 36mins
Which acid/base definitions classify acids as donating protons and bases accepting protons?
Arrhenius
Brønsted-Lowry
Lewis
Hall-Higgins
What would the conjugate acid of H2O? (water acting like a base)
OH-
H3O+
H+
What would the conjugate base of HCO3- be?
H2CO3
CO32-
H2CO3-
CO3-
Select all that apply: The stronger the acid,
the lower the percent ionization
the higher the conductivity
the higher the concentration
the higher the percent ionization
What is the auto-ionization of water?
a car that breaks water down for fuel
something that makes water boring
the reaction in which water molecules produce ions.
State Le Chatelier's Principle in your own words.
Select all that apply to all acidic solutions:
have a higher [H3O+] than [OH-]
have a pH lower than 7
turn litmus paper blue
conduct electricity
What is the pH of a solution with [H3O+] = 1.0 x 10-9?
(remember, pH = -log[H3O+]
2
7
9
-9
-2
What are some of the ways we can measure pH? Select all that apply:
tasting the solution
pH paper
acid-base indicators
pH meter
boiling point
What are the two products in a typical neutralization reaction?
acid
salt
base
water
Select all options that are neutralization reactions:
NaCl + HBr → HCl + NaBr
H2SO4 + 2NaOH → Na2SO4 + 2H2O
HC2H3O2 + KOH ↔ KC2H3O2 + H2O
CH4 + 2O2 → CO2 + 2H2O
For this titration curve, what point would be considered the equivalence point?
2
3
4
5
6
