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When air is blown from mouth into a test tube containing limewater, the limewater turns milky. This is due to the presence of जब एक परखनली‚ जिसमें चूने का पानी हो‚ में मुँह से फँूक मारी जाती है (मुँह से हवा बहाना)‚ तब चूने का पानी दुधिया (मिल्की) हो जाता है। ऐसा किसकी उपस्थिति के कारण होता है?

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When air is blown from mouth into a test tube containing limewater, the limewater turns milky. This is due to the presence of जब एक परखनली‚ जिसमें चूने का पानी हो‚ में मुँह से फँूक मारी जाती है (मुँह से हवा बहाना)‚ तब चूने का पानी दुधिया (मिल्की) हो जाता है। ऐसा किसकी उपस्थिति के कारण होता है?






 
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