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प्रश्न
Which gas sample will have the least number of molecules at S.T.Р.?
पर्याय
3 L of nitrogen
1 L of sulphur dioxide
0.5 L of chlorine
4 L of hydrogen
MCQ
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उत्तर
0.5 L of chlorine
Explanation:
According to Avogadro's Law, volume is directly proportional to the number of molecules at S.T.P. Therefore, the smallest volume (0.5 L) contains the least number of molecules.
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