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Eamcet Chemistry
1st Year : Unit 1.4 (Basics & Concepts) - Stoichiometric Calculations

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Q.

A mixture of 26ml of H2 and 24ml of Cl2 is exploded. After reaction the tube contains unreacted

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Correct choice: A

Explanation:

 H2 + Cl2 → 2HCl
1 vol.of H2 reacts with 1 vol. of Cl2
1 ml.of H2 reacts with 1 ml. of Cl2
? ml.of H2 reacts with 24 ml. of Cl2
vol. of H2 reacts =24ml.
vol. of H2 left =26-24= 2ml.
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