Chemistry > 2017 > 25
WASSCE
The number of atoms present in 2.5 moles of a triatomic gas is equivalent to
[1 mole = 6.0 × 1023]
[1 mole = 6.0 × 1023]
A.
2.5 × 1023
B.
1.5 × 1023
C.
1.5 × 1024
D.
2.5 × 1024
Answer: C
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