Waec 2021 Chemistry Question 44

Practice objective / multiple choice question 44 from the 2021 Waec Chemistry examination. This question covers Chemistry, Gas Laws .

Waec 2021 Chemistry Objective / Multiple Choice 3 Difficulty

Topics: Chemistry Gas Laws

Question 44 WAEC • 2021 • CHEMISTRY • objective

How many molecules of oxygen would occupy a volume of \( 2.24 \mathrm{~cm}^{3} \) at s.t.p.? \( [Molar volume at s.t.p. =22,400 cm^{3}. Avogadro's number =6.02 \times 10^{23} ] \)

Correct Answer A. \( 3.01 \times 10^{20} \)

B. \( 3.01 \times 10^{27} \)

C. \( 6.02 \times 10^{19} \)

D. \( 6.02 \times 10^{27} \)

Correct Answer

Correct Option:

\( 3.01 \times 10^{20} \)

This is Waec 2021 Chemistry Question 44. It is one of the objective questions from the 2021 Waec Chemistry examination.

The question covers Chemistry, Gas Laws .

Difficulty level: 3 .

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