Using resources

Question 1

State what humans use Earth’s resources for, give some examples of natural resources that they use Define the term finite and distinguish between finite and renewable resources

Question 2

Explain what sustainable development is and discuss the role chemistry plays in sustainable development, including improving agricultural and industrial processes

Question 3

State examples of natural products that are supplemented or replaced by agricultural and synthetic products

Question 4

Discuss the importance of water quality for human life, including defining potable water

Question 5

Describe methods to produce potable water, including desalination of salty water or sea water and the potential problems of desalination

Question 6

Required practical 13: analysis and purification of water samples from different sources, including pH, dissolved solids and distillation.

Question 7

Describe waste water as a product of urban lifestyles and industrial processes that includes organic matter, harmful microbes and harmful chemicals

Question 8

Describe the process of sewage treatment and compare the ease of obtaining potable water from waste water as opposed to ground or salt water

Question 9

HT ONLY: Name and describe alternative biological methods for extracting metals, including phytomining and bioleaching

Question 10

HT ONLY: Evaluate alternative methods for extracting metals

Question 11

Describe, carry out and interpret a simple comparative life cycle assessment (LCA) of materials or products

Question 12

Discuss the advantages and disadvantages of LCAs

Question 13

Carry out simple comparative LCAs for shopping bags made from plastic and paper

Question 14

Discuss how to reduce the consumption of raw resources and explain how reusing and recycling reduces energy use (inc environmental impacts)