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प्रश्न
What is the major source of fresh water in the city/town/village where you live?
उत्तर
River is a major source of fresh water.
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संबंधित प्रश्न
Give balanced chemical equation for the reaction of water with Carbon dioxide.
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Match the statements in column A with that in column B.
| Column A | Column B |
| (a) deliquescent substance | (1) sodium bicarbonate |
| (b) hygroscopic substance | (2) magnesium chloride |
| (c) efflorestance substance | (3) conc. sulphuric acid |
| (d) substance causing temporary hardness | (4) washing soda |
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