CUET Preparation Today
| "Assertion: SO2 is enclosed in presence of powdered charcoal in a closed vessel, it is observed that the pressure of the gas increases Reasoning: The gas molecules concentrate at the surface of the charcoal." |
"both assertion and reason are true and the reason is the correct explanation of the assertion.
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"both assertion and reason are true but reason is not the correct explanation of the assertion.
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"assertion is true but reason is false.
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assertion is false but reason is true.
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| assertion is false but reason is true. |
| Due to adsorption at surface, the pressure of the gas decreases. |
