Why does a white paper appear white, when light is not to
fall on it ?
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What is produced, when carbon is burnt ?
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Explain the Hybridigation?
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While standing on railway platform and heating the whistle of an engine coming towards us , we hear the sound increasing; bit when the engine is receding from us it appears to fall why ?
Acid value definition is number milligrams of koh required to nuetralise the acid present in one gram oil & fats but why not use naoh for nuetralisation?
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Explain substituted hydrocarbon?
Organic Chemistry 
