Define Water and Water molecule
what is Alum
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Answer:
Water is an inorganic, transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living organisms. It is vital for all known forms of life, even though it provides no calories or organic nutrients.
Water molecule : As a chemical compound, a water molecule contains one oxygen and two hydrogen atoms that are connected by covalent bonds.A water molecule has three atoms: two hydrogen (H) atoms and one oxygen (O) atom. That's why water is sometimes referred to as H2O. A single drop of water contains billions of water molecules.
Explanation:
Alum, or potassium aluminium sulfate, is a chemical compound with the formula KAl(SO4). 12H2O. It has been known for thousands of years and is used in various ways - in taxidermy, as a deodorant, in pickling food, in fire extinguishers. Probably its most important use is in the purification of drinking water.