why is soda preferred than sodium hydroxide in laboratory preparation of methane ?
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Caustic soda or sodium hydroxide absorbs water from the atmosphere and thus sodalime that is sodium hydroxide mixed with calcium oxide is stable and absorbs less water or moisture.When only NaOH is used then the product obtained is granules or puddles of concentrated sodium hydroxide.Thus it becomes easier to carry out ...
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soda lime is a mixture of sodium hydroxide and calcium oxide
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