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ACID, BASES AND SALT
INTRODUCTION Acids and bases are two classes of chemical compounds that display generally opposite characteristics. They are so opposite that when they re…
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WATER
INTRODUCTION Water is the commonest compounds everyone might have come across, covering about 70% of the earth. If you have seen, tasted, felt or smelled w…
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DIVERSITY OF LIVING AND NON-LIVING THINGS
INTRODUCTION The study of living things and their interactions with nature is called biology. Everything in the world can be grouped under living and non-liv…
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