Solved UPSC CDS/OTA Question
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Q · Atoms and MoleculesMedium · 45s
Consider the following statements: 1. Avogadro’s hypothesis explains the relationship between volume and number of molecules. 2. One mole of any gas occupies 22.4 litres at STP. Which is/are correct?
TopicAtoms and Molecules
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Avogadro stated equal volumes of gases under the same conditions contain equal numbers of molecules; 1 mole = 22.4 L at STP.
Final Answer: Option C — Both 1 and 2