Standard Solutions

What is a standard solution?

• A solution whose concentration is not accurately known.

• A solution whose volume is accurately known.

• A solution whose concentration is accurately known.

• A solution whose number of moles is not known.

A primary standard needs to be ...

• ... pure.

• ... stable.

• ... water soluble.

• ... all of the above.

Can a primary standard make a standard solution?

• Yes

• No

• It depends on the primary standard.

What is the correct definition for a primary standard solution?

• A solution whose concentration is accurately known as it is made from a primary standard.

• A solution whose concentration is accurately known.

• A solution made from a primary standard.

• A solution whose concentration is accurately known from completing a titration.

Name the piece of equipment.

• Volumetric Flask

• Pipette

• Burette

• Conical Flask

• Graduated Cylinder

Name the piece of equipment.

• Volumetric Flask

• Pipette

• Burette

• Conical Flask

• Graduated Cylinder

Name the piece of equipment.

• Volumetric Flask

• Pipette

• Burette

• Conical Flask

• Graduated Cylinder

Name the piece of equipment.

• Volumetric Flask

• Pipette

• Burette

• Conical Flask

• Graduated Cylinder

Name the piece of equipment.

• Volumetric Flask

• Pipette

• Burette

• Conical Flask

• Graduated Cylinder

Secondary standard solution is ...

• ... a solution whose concentration is accurately known as it has been measured by titration against a primary standard solution.

• ... a solution whose concentration is accurately known as it made from a secondary standard solution.

• ... a solution whose concentration is not accurately known.

• ... a solution whose concentration is accurately known as it has been measured by titration against a secondary standard.