Chemistry in Society

Question 1

What are industrial processes designed to do?

Answer 1

Maximise profit and minimise the impact on the environment

Question 2

What are raw materials?

Answer 2

Basic recourses that the Earth supplies us with

Question 3

What is a feedstock?

Answer 3

A chemical from which other chemicals are manufactured from. These are made from raw materials

Question 4

What are the factors which influence the industrial process?

Answer 4

1. Availability, sustainability and cost of feedstock
2. Recycling opportunities
3. Energy requirements
4. Yield of products (how much product is produced)

Question 5

What are the environmental considerations to the industrial process?

Answer 5

1. Minimising waste
2. Avoiding the use or production of toxic substances
3. Designing products which will biodegrade if appropriate

Question 6

What is molar volume?

Answer 6

The volume of 1 mol of gas, it is measured in L mol^-1

Question 7

What is the molar volume triangle?

Answer 7

n / MV

Question 8

What is the ‘Actual Yield’?

Answer 8

The quantity of the desired products formed

Question 9

What is the ‘Theoretical Yield’?

Answer 9

The quantity of the desired product that should be obtained

Question 10

What is Atom Economy a measure of?

Answer 10

The percentage of reactants that become useful products

Question 11

How do we know if the atom economy is inefficient?

Answer 11

If it has a low percentage and/ or uses coal