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Postulates of Dalton’s Atomic Theory

Image credit>>Tahoma The main points of Dalton’s atomic theory, an explanation of the structure of matter in terms of different combinations of very small particles, are...

Types of Radioactive Decay In Radioactivity

Radioactivity involves the emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei. According to wikipedia, Radioactive decay which is...

Vapor Pressure of a Solution

From the illustration above, Initially, two beakers, both containing water solutions of the same solute, are placed under a bell jar. The solution in the...

The Valence Bond Theory

The VSEPR model is usually a satisfactory method for predicting molecular geometries.To understand bonding and electronic structure, however, you must look to quantum mechanics....

Effect of Polarity on Molecular Properties

Every chemist should understand the meaning of polarity. It is the measure of the electronegativity differences between two bonded atoms. Thus, polarity arises as...

Professor Removed From Organic Chemistry Teaching Position

Professor Ned D. Heindel (Courtesy of the Lehigh University website) According to close information made available to Jaysciencetech. It was exactly the first week of...

Basic Concepts in Chromatography As an Analytical tool in Chemistry

INTRODUCTION Chromatography is a powerful analytical tool because it can be used to separate complex mixtures. Why is this important? Because even sophisticated detection techniques are most definitive...

How to Determine The Concentration of a Solution

The concentration of a solution describes the amount of solute present in a given amount of a solution. The unit of concentration depends on the units...

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...
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