Question

Give the significance of the formula H2o(water)(give six points).
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Answer 1

• Each water molecule is made of two hydrogen atoms and one oxygen atom, thus there are two "H" atoms and one "O".The atoms are joined by covalent bonding, meaning that they share electrons.
• Water is the most abundant molecule on Earth. Approximately 70% of the Earth's surface is water.
• Water is the only substance on Earth which naturally occurs in a solid, liquid and gas form.
• It plays an important role in digestion and other biological processes that occur in living organisms. It plays an important role in maintaining the pH of the body. It also helps in the movement of antibodies from the immune system.
• Water removes harmful toxins from the body through perspiration and urination. It prevents the buildup of wastes in living organisms.
• One of the most important use of water is for agriculture. Irrigation is necessary for agriculture, and for that, water is the key component to produce food.