AimAB 1a - Properties of Acids/BasesName ______

Notes WorksheetAB1a

Answer the following questions based on your notes:

  1. What is an electrolyte?
  2. Based on the definition in 1 above, if you were sitting in a tub of Gatorade, and you accidently dropped your plugged in TV into the tub, what would happen?
  3. Based on the definition in 1 above,if you were sitting in a tub of Gatorade, and you accidently dropped your plugged in TV into the tub, what would happen?

Give one use for each of the following:

  1. Acetic acid -
  2. Sodium hydroxide -
  3. Sulfuric acid -
  4. Sodium bicarbonate -
  5. Phosphoric acid -

For each of the phrases below, write the correct number next to the phrase that indicates whether the compound described is:

(1) AN ACID ONLY (3) AN ACID OR A BASE

(2) A BASE ONLY(4) NEITHER AN ACID NOR A BASE.

  1. Water _____
  2. Feels slippery to the touch_____
  3. Tastes bitter _____
  4. Has a pH of 2 _____
  5. Aqueous solution conducts electricity _____
  6. Turns phenolphthalein colorless _____
  7. The compound NaOH(aq) _____
  8. Reacts with metals to produce hydrogen gas_____
  9. Changes red litmus paper blue_____
  10. Corrosive_____
  11. Will react with acids to produce salt and water_____
  12. The compound HNO3_____

AimAB 2b - Theoriesof Acids/BasesName ______

Notes WorksheetAB 2b

Answer the following questions based on your notes:

  1. What do Arrhenius acids release when they dissolve in solution?
  2. What do Arrhenius bases release when they dissolve in solution?
  3. Write the formula for a hydronium ion. Is it an acid or a base?
  4. Is methanol, CH3OH, an acid or a base? Why?
  5. What is the difference between a Bronsted-Lowry acid and a Bronsted-Lowry base?
  6. Why is ammonium, NH4+, a Bronsted-Lowry acid?
  7. Why is ammonia, NH3, a Bronsted-Lowry base?
  8. Water and ammonia are amphiprotic. What does that mean?
  9. Which table in the Chemistry Reference Tables lists common acids?
  10. Which table in the Chemistry Reference Tables lists common bases?

Circle the correct answer

  1. The ion represented by the formula H3O+ is

(1) hydroxide(2) hydroxyl(3) hydronium(4) hydrogen III oxide

  1. The compound, NaOH (aq), is best described as

(1) an acid(2) a base(3) neutral

  1. The compound, HNO3(aq), is best described as

(1) an acid(2) abase(3) neutral

  1. When added to water, which of the following will cause thehydroxide ion concentration to increase?

(1) NaCl (2) HCl(3) NaOH (4) HOH

  1. Which of the following is NOT an acid?

(1) HCl (2) HNO3(3) H2SO4 (4) H2O

Aim AB 3c - pH scaleName ______

Notes Worksheet AB3c

Answer the following questions based on your notes:

  1. What is pH ?
  2. What is the pH of a solution with a hydrogen ion (H+) concentration of 10-7? Is this an acidic or basic pH?
  3. What is the pH of a solution with a hydrogen ion (H+) concentration of 10-5? Is this an acidic or basic pH?
  4. The OH- (hydroxide) concentration of a solution is 10-5. What is the H+ concentration for this solution? What is its pH?

Circle the correct answer

  1. In pure water, 10–7 M represents the concentration of

(1) hydroxide only (3) both hydroxide and hydronium

(2) hydronium only(4) neither hydroxide nor hydronium

  1. The fact that the concentration of hydroniumand hydroxide are equal in pure water accounts for the fact that water is

(1) neutral (2) an acid(3) a base

  1. The pH of pure water is

(1) 0 (2) 5 (3) 7 (4) 11

  1. As the concentration of hydronium ions increases in water, the hydroxide ion concentration

(1) increases(2) decreases(3) remain the same

  1. When added to water, which of the following will cause the hydroxide ion concentration to increase?

(1) NaCl (2) HCl(3) NaOH (4) HOH

  1. An acid could have a pH of

(1) 1 (2) 7 (3) 9 (4) 13

  1. A solution with a pH of 9 is

(1) an acid (2) a base (3) neutral (4) a salt

  1. Which of the following is NOT an acid?

(1) HCl (2) HNO3(3) H2SO4 (4) H2O

  1. Which of the following solutions has the highest pH?

(1) 1 M NaOH (2) 0.01 M NaOH (3) 1 M NaCl (4) 0.0001 M HCl

  1. What is the pH of a solution if [OH-] = 10-4 M?

(1) 9 (2) 10 (3) 5(4) 4

AimAB 4d - NeutralizationName ______

Notes WorksheetAB 4d

Answer the following questions based on your notes:

  1. What kind of chemical reaction is neutralization?
  2. What two substances are required to have a neutralization reaction occur?
  3. What two are produced in a neutralization reaction?

Determine the products of each of the following neutralization reactions.

  1. NaOH + HCl -->
  2. KOH + HBr -->
  3. Mg(OH)2 + HI -->
  4. K.H.F - Riddle - which letter is not found in the Periodic Table?
  5. What is a spectator ion? What do positive and negative spectator ions form in a neutralization reaction?
  6. What is an indicator?
  7. Which Chem Reference Table describes indicators?
  8. What color does methyl orange change in a solution with pH of 2?
  9. What is the possible pH of a solution that changes phenolphthalein pink?
  10. What color does thymol blue change in HCl?
  11. Bromocresol green is blue in a given solution. Is it an acid, a base, or neutral? Explain your answer.
  12. During the following acid-base neutralization,H2SO4 + Mg(OH)2 <=> 2H2O + MgSO4

what are the spectator ions?

(1) H+ and OH– (3) Mg2+ and SO42–

(2) H3O+ and OH–(4) 2H2O

  1. The table below shows the color of an indicator in specific pH ranges.

Color / pH Range
Red / 1 - 4
Orange / 5 - 6
Green / 6 - 7
Blue / 8 - 10
Violet / 11 - 14

If this indicator is used when titrating an unknown strong base by adding a strong acid, the color of the indicator will change from

(1) blue to green(3) orange to green

(2) green to blue(4) green to orange

AimAB 5e - TitrationName ______

Notes WorksheetAB 5e

Answer the following questions based on your notes:

  1. What is the technique of titration used for?
  2. What is the endpoint of a titration?
  3. What three things do you need to calculate the molarity of an unknown acid?
  4. What is the titration formula and what does each letter stand for?
  5. The molarity of a known base is 2.0 M. A total of 22.0 mL of base are used to titrate and neutralize 66.0 mL of the acid. What is the molarity of the acid?
  1. The molarity of a known acid is 0.50 M. A total of 12.0 mL of acid are used to titrate and neutralize 84.0 mL of the base. What is the molarity of the base?
  1. Liquid Plumber is spilled in the classroom. The Liquid Plumber is a 6.00 M NaOH solution and 1,350 mL is all over the place. If you have a 0.500 M solution of vinegar (HCH3COO) at your disposal for cleanup, how much of will you need to neutralize all the Liquid Plumber?
  1. BONUS - NOOOOOO! Aliens exist! And they have 20.0 M acid for blood! You are on the medical team that must determine how much of theAlien Neutralizer (a base solution) must be sprayed to keep the blood from corroding equipment and people. It is a weak 3.00 M solution so that it does not harm the user. If 25.0 mL of the acid blood gets on you, how much of the Alien Neutralizer is required to turn the acid to salt and water?