Titrations

What indicator is commonly used in titrations?

• Phenolphthalein

• Bromothymol Blue 

• Litmus

• Universal 

What is the reading on this burette?

• 24.0cm³

• 25.8cm³

• 24.2cm³

• 23.9cm³

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

• 0.2 M

• 5 M

• 0.5 M

• 0.4 M

What is the molarity of a NaOH solution if 11.6 mL of 3 M HCl was used to neutralize 25 mL of NaOH?

• 1.392 M

• 0.155 M

• 0.718 M

Tags

NGSS.HS-PS1-7

Identify the products of the chemical equation 3LiOH + H₃PO₄ →

• Li₃PO₄ + 3H₂O

• LiPO₄ + 3H₂O

• Li(PO₄)₃ + 3H₂O

• LiPO₄₃ + 3H₂O

Tags

NGSS.HS-PS1-2

In chemistry, the structure shown above that is used to start or stop the flow of the titrant is called a...

• valve

• faucet

• spigot

• stopcock

Calculate the average volume of titrant added using the 3 closest trials: 15.5 mL, 16.0 mL, 15.5 mL, 15.4 mL and 15.8 mL.

• 15.47

• 15.67

• 15.64

• 15.77

When reading a burette or pipette, you must always read it from the ______________ of the meniscus.

The concave shape that solutions form in a burette or pipette is called a...

• meniscus

• titrand

• titrate

This picture shows a...

• Erlenmeyer flask

• beaker

• burette

• pipette