This Salters’ Chemistry Course unit from the University of York Science Education Group covered:
* The use of relative atomic masses in determining the masses of reactants and products.
* The manufacture, properties and uses of fertilizers.
* Soil analysis and treatment to match crop needs.
* The role of chemistry and chemists in agriculture.
* The World Food Problem.
GF1: How are crop yields increased?
GF2: Why do farmers use fertilizers containing nitrogen?
GF3: Investigating a fertilizer
GF4: How can we make a fertilizer containing nitrogen?
GF5: How are fertilizers manufactured?
GF6: How do industrial chemists control quantities of product?
GF7: How can we analyse soils?
GF8: Is it possible to feed the World?