Unit 11 BR #5: Acid Base Theory and Calculations

According to Arrhenius acid-base theory, an acid ___.

• is an H⁺ acceptor

• is a H⁺ donor

• is a substance that produces H⁺ in water

• turns litmus paper blue

Which substance is an Arrhenius base?

• KCl

• CH₃Cl

• KOH

• CH₃OH

According to Arrhenius acid-base theory, a base ___.

• is an H⁺ acceptor

• is a H⁺ donor

• is a substance that produces OH^- in water

• turns litmus paper red

Acids are substances that release positively charges _________ ions in water

• Hydrogen

• Hydroxide

• Sodium

• Chloride

Tags

NGSS.HS-ESS2-5

Solutions that conduct electricity when dissolved in water ___.

• are called electrolytes

• are always salts

• can be covalent compounds

• are never acids or bases

Tags

NGSS.HS-PS1-3

Classify the following substances as either an acid, base or a salt.

Groups:

(a) Acid

,

(b) Base

,

(c) Salt

• Mg(OH)2

• Al(OH)3

• HNO3

• NH4OH

• H2CO3

• NaCl

• KNO3

• NaOH

• H2SO4

• KCl

• KOH

• HCl

• H3PO4

• Ca(OH)2

• HClO4

• CaCl2

• Na2CO3

• NaHCO3

What are the products of acid base reactions?

HCl + NaOH --> __?__ + __?__

• Ionic Salt

• Water

• Hydrogen ions

• Hydroxide ions

What volume of 0.50M CuSO₄ solution is needed to prepare 100.0mL of 0.15M CuSO₄ solution?

• 20.0mL
• 75.0mL
• 30.0mL
• 50.0mL

What is the resulting concentration if you dilute 250.0mL of 0.0366M KMnO4 solution with water to a total volume of 2000mL?

• 0.200M
• 0.250M
• 0.004575M
• 0.0366M

You need 2.50L of a 0.0200M KMnO4 solution.

You find a bottle of 0.500M KMnO4. What volume of this solution will be needed?

• 0.100L
• 0.500L
• 0.020L
• 0.250L