2.1.17 Titrations

Question 1

What is the name for measuring the volume of one solution that reacts with a measured volume of a different solution?

Answer 1

Volumetric analysis.

Question 2

What might the unknown information be in an acid-base titration?

Answer 2

• The concentration of the solution.
• A molar mass.
• A formula.
• The number of molecules of water of crystallisation.

Question 3

What colours can methyl orange be?

Answer 3

Acid: red
Base: yellow
End point colour: orange

Question 4

What colours can bromothymol blue be?

Answer 4

Acid: yellow
Base: blue
End point colour: green

Question 5

What colours can phenolphthalein be?

Answer 5

Acid: colourless
Base: pink
End point colour: pale pink