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प्रश्न
How will you obtain dry oxygen in the laboratory?
टीपा लिहा
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उत्तर
Dry oxygen can be obtained if the gas so collected is passed f over a tower containing drying agents like phosphorus pentaoxide, fused calcium chloride or bubbling the gas through concentrated sulphuric acid. Then the dry gas is collected by downward displacement of mer – cury.
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Properties of Oxygen
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
