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Atoms and Molecules (Class 9) — quick quiz

2 UP JEECUP-pattern questions on Atoms and Molecules (Class 9). Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 2

Medium

How many moles of oxygen atoms are present in 88 g of carbon dioxide (CO₂)? (Given: Atomic mass of C = 12 u, O = 16 u)