Titrations

A titration works by using a ___________________________ reaction.

• Single Replacement

• Neutralization

• Combustion

• Synthesis

Indicators are used in a titration by changing ___________________ at different pH levels.

• Smell

• Shape

• Phase

• Color

A 25.00 mL sample of HCl was titrated to the end point with 15.00 mL of 2.00 M NaOH. What is the molarity of HCl?

HCl + NaOH → NaCl + H₂O

• 0.650 M

• 1.20 M

• 1.05 M

• 2.25 M

In a titration, the solution changes color at the

• End point

• Equivalence point

What is the standard solution of known concentration called?

• Analyte

• Titrant

• Indicator

• Titration

How many mL of 1.50 M HCl is needed to neutralize 10.0 mL of 3.00 M NaOH?

HCl + NaOH → NaCl + H₂O

• 5.01 mL

• 12.5 mL

• 20.0 mL

• 33.2 mL

Tags

NGSS.HS-PS1-7

What is the solution of unknown concentration, but known volume, called?

• Analyte

• Titrant

• Indicator

• Titration

A titration can be used to determine the _______________ of a solution.

• Molarity

• Density

• Boiling point

• Reactivity

A 10.00 mL sample of H₂SO₄ was neutralized by 13.5 mL of 1.00 M KOH. What is the concentration of H₂SO₄?

H₂SO₄ + 2KOH → K₂SO₄ + 2H₂O

• 0.675 M

• 1.10 M

• 3.44 M

• 0.910 M

Tags

NGSS.HS-PS1-7

NGSS.HS-PS1-2

What is the method used to determine the concentration of an unknown acid or base through a neutralization reaction based on a color change within a certain pH range called?

• Analyte

• Titrant

• Indicator

• Titration