Titration

What is this piece of apparatus called

• Pipette

• Burette

• Janette

• Cuvette

The reaction of hydrochloric acid (HCl) with ammonia (NH3) is described by the equation:
HCl + NH3 → NH4Cl
A student is titrating 100.0 mL of 0.10 M NH3 with 0.5 M HCl. How much hydrochloric acid must be added to react completely with the ammonia?

• 20.0mL
• 500.0mL
• 100.0mL
• 5.0mL

If it takes 50 mL of 0.5 M Ca(OH)₂ to neutralize 125 mL of sulfuric acid, what is the concentration of the acid?

• 0.2 M
• 5 M
• 0.5 M

Tags

NGSS.HS-PS1-7

HCl + NaOH → 

• NaH + ClOH
• NaCl + H₂
• NaCl + H₂O
• NaCl + Cl₂

Tags

NGSS.HS-PS1-7

what is the reading on this burette?

• 4.40mL
• 3.50mL
• 3.60mL
• 4.50mL

What is the main purpose of acid-base titrations?

• To test if reactants react.

• To calculate the concentration of unknown acid or base.

• To test quality of reactants.

Tags

NGSS.HS-PS1-7

Which process is used to determine the concentration of an acid?

• chromatography

• distillation

• electrolysis

• titration

How many liters of a 2.5 M HCl solution are required to exactly neutralize 1.5 L of a 6.5 M NaOH solution?

• 2.5 L

• 3.9 L

• 5.0 L

• 9.0 L

If 5.0 milliliters of a 0.20 M H₃PO₄ solution is required to neutralize exactly 10. milliliters of NaOH, what is the concentration of the base?

• 0.1 M

• 0.2 M

• 0.3 M

• 0.4 M

What volume of 0.500 M HNO₃(aq) must completely react to neutralize 100.0 milliliters of 0.100 M KOH(aq)?

• 10 mL

• 20 mL

• 50 mL

• 500 mL