Answers section
Questions 3.2a
- What is the colour of the universal indicator solution?
- What is the colour of the roll of universal indicator paper?
- How many colours are there on the colour chart?
- What is the neutral colour of universal indicator solution?
- What are the lowest and highest numbers used to label the colours?
- What is common in the colours labelled (a) 1 to 6------ (b) 8 to 14? ---------
Answers to Questions 3.2a
- Green
- Yellow
- 14
- Green
- 0 and 14
- Colour is generally red but fades gradually to green from 1 to 6.
- The colour is generally blue but fades gradually to green from 14 to 8.