Tag: Chemistry class
Acid –Base Reactions
An acid has been
defined as a substance which when dissolve in water ionizes to produce hydrogen
ion (H+) as the only positive ion while a...
How to prepare a Standard Solution of 0.1M Concentration of Sodium...
When preparing standard molar solutions,concentration on the volumes and quantities of solutions used should be properly taken into consideration.It is highly significant that a...
METHODS OF SEPARATING MIXTURES AND PURIFYING SUBSTANCES (Distillation)
Distillation involves 2 stages and both are
physical state changes.
(1) The liquid or solution mixture is boiled to vaporise the most volatile
component in the mixture...
FACTORS AFFECTING RATE OF CHEMICAL REACTIONS
We all know that chemical reaction involves the linear transformation of all the specie in the reactant or left hand side to the product...
How To Perform Simple Calculations on Mole
A mole is the amount of a substance which contains as many elementary entities such as atom, molecules and ions as contain in 12g...
How to Carry Out Titration Experiment in the Lab
How to Carry Out Titration Experiment in the Lab
In order to conduct titration experiment or carry out titration experiment successfully in the lab, you must...
What are Conjugate Base
ConjugateBase are group of molecule or compounds formed when an acid loses one ionisable
hydrogen atom or proton. You might love to also study How to...
The Periodic Table of Elements
The Periodic Table of Elements
History and development
The periodic table is a table that shows the entire element arrange in an increasing order of their...
How to calculate pKa from pH?
In calculating the (pKa ) acid ionization /dissociation constant of
a compound, you need the following steps.
Step 1
Define the acid and its conjugate base...
