Acids, Bases and Salts 2
CHEMISTRY SSS1 Second Term
Acids, Bases, and Salts 2
The student should be able to:
- Explain the concept of the PH scale
- Define deliquescent, efflorescent and hygroscopic substances.
Measurement of acidity and alkalinity (pH scale)
The pH scale is numbered from 0-14 is used to measure the degree of acidity and alkalinity of a solution. The term pH denotes hydrogen ion concentration. The pH of a solution can be measured with a pH meter or by the use of a universal indicator. A universal indicator is made up of a mixture of various indicators that works at different pH ranges.
A solution with a pH value of 7 is neutral i.e neither acidic nor alkaline..... View More
Subscribe now to gain full access to this lesson noteTake Me There
Click here to gain access to the full notes.