One small crystal of potassium permanganate may contain
1) more than 103 2 ) more than 104 3) more than 10
particles
4) more than 106
IXL:LC.
.
..
.cc
..which among the following is at room temperature
a)N2
b)KMno4
c)Br2
d)He
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Answer:
nitrogen ,, may be is the correct answer
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