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Chemistry
Which of the following contains maximum number of molecules?
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Q. Which of the following contains maximum number of molecules?
KEAM
KEAM 2004
States of Matter
A
100 cc of $ C{{O}_{2}} $ at STP
15%
B
150 cc of $ {{N}_{2}} $ at STP
21%
C
50 cc of $ S{{O}_{2}} $ at STP
20%
D
150 cc of $ {{O}_{2}} $ at STP
43%
E
200 cc of $ N{{H}_{3}} $ at STP
43%
Solution:
Equal volume of all gases under similar conditions of temperature and pressure contain equal number of molecules.
Thus, maximum volume (i.e., 200 cc) will contain maximum molecules [Choice (C)]