Acids and Bases with Salts

Acids Bases and Salts Concepts

Learning Objectives:
• To understand what is meant by the terms acid, base, alkali and pH.
• To recognize the mechanism of buffer solutions.
• To see the relevance of acids and bases to body chemistry, including digestion.
• To introduce and revise the importance of amino acids and zwitterions.

Diagnostic Test
1. what is the essential constituent of any acid ?
2.what is the general name of compounds when acid reacting with base (alkali) ?
3.complete these words as in equation : Acid + base = ................ and ................. .
which of these compounds are strong acid ( hydrochloric , sulfonic , carbonic and acetic acid ) .
4.what is zwitter ion ?
5. what is a buffer solution ?
6.what is PH range do acids have ?
from the above questions you can evaluate you knowledge .

shot story :
‘I feel ghastly, my tongue is like leather and my stomach is upset. It must have been that big meal I had last night and the few drinks I had. My stomach is out of order.’ ‘Then take an Alka-Seltzer or something. That helps. It is good for upset stomachs. It helps to restore the correct acidity.’