Endothermic versus exothermic reactions
Introduction A chemical reaction is a process where the basic structure of a substance changes and the substance becomes a new substance with one or […]
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What is a common salt?
What is a common salt? Salt mainly represents sulfates, chlorides, carbonates, and nitrates. Common salt is mainly known as sodium chloride. This salt is the […]
Solid, liquid and gas: Three states of matter
Introduction Solid, liquid and gas are the three states of matter. Now a simple question arises in our mind that what is a matter? Therefore, […]
North pole vs South pole. Difference and Similarities
Introduction The earth is not fully round. It is slightly flattened at the pole. The polar regions of the earth are divided into two parts […]
