Fill in the blankEasy1 mark
2(iv)
Complete the following sentences by choosing the correct option from the brackets:
The volume occupied by 8 grams of oxygen gas at STP is ............... litres. [5.6 / 8.96] [Atomic weight of O = 16]
Topic: Mole concept, gas volumes and stoichiometry
Previous-year question practice database
Answer
Exam answer
5.6 litres.
Explanation
8 g O₂ = 8/32 = 0.25 mol; volume at STP = 0.25 × 22.4 = 5.6 L.
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