आकुर्ती पूर्ण किजीए : होणा जरुरी है आविष्कारो मे - विज्ञान मे
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ia am arw injdghshhfort of the tat was i dont know hindi
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The chemical substance X which is used for whitewashing is Calcium oxide also known as quicklime or burnt lime or lime. The formula of substance X is CaO. It is a white or greyish white solid produced in large quantities by roasting calcium carbonate so as to drive off carbon dioxide.
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