Questions
Chemical A is used for water softening to remove temporary hardness. A reacts with sodium carbonate to generate caustic soda. When is bubbled through a solution of A, it turns cloudy. What is the chemical formula of A
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Correct option is C
CaOH2 is used for the softening of temporary hard water.CaOH2aq + CO2 g → CaCO3scloudiness + H2OlSimilar Questions
The molecular formula of a commercial resin used for exchanging ion in water softening is C8H7SO3 Na (mol. wt. = 206). What would be the minimum uptake of Ca2+ ions by the resin when expressed in mole per gram resin ?
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