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प्रश्न
Give the molecular formula of water ?
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उत्तर
Molecular formula = H2O
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संबंधित प्रश्न
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| 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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