Amount Of Substance

Question 1

Reasons why percentage yield is less than 100%

Answer 1

-incomplete reaction
-side reaction
-loss of product during washing product
-loss of product transferring product

Question 2

Give one environmental reason and one economic reason why reactions with high atom economies are preferable to reactions with low atom economies

Answer 2

Environmental: less waste of finite resources
Economic: cheaper as it can be expensive to dispose of waste

Question 3

Ideal gas equation

Answer 3

Pv=nrt