Search SchoolNGR

Sunday, 14 June 2026
Register . Login

The number of atoms present in 2.5moles of a triatomic gas is equivalent to [1mole = ...

The number of atoms present in 2.5moles of a triatomic gas is equivalent to [1mole = \(6.02\times 10^{23}\)]
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A \(2.5\times 10^{23}\)
  • B \(1.5\times 10^{23}\)
  • C \(1.5\times 10^{24}\)
  • D \(2.5\times 10^{24}\)
Correct Answer: Option C
Explanation:
1 mole = \(6.02 \times 10^{23}\)
2.5 moles = \(6.02 \times 10^{23} \times 2.5\)
= \(15.05 \times 10^{23} = 1.505 \times 10^{24}\)
\(\approxeq 1.5 \times 10^{24}\)

Share question on: