1e Chemical formulae, equations and calculations (p2)

Question 1

What is concentration?

Answer 1

• Concentration is a measure of how crowded things are
• The more solute you dissolve in a given volume, the more crowded the solute molecules are and the more concentrated the solution

Question 2

What is concentration measured in?

Answer 2

• Moles per dm3
• 1mol/dm3

Question 3

What is the formula for concentration?

Answer 3

Concentration in mol/dm3 = amount in mol/volume in dm3
- Convert cm3 to dm3 divide by 1000