A gas cylinder is placed in each of the four corners of a square room. Each cylinder contains a different gas stored under the same pressure. The gases are released at exactly the same time. Which gas will reach the centre of the room first? A. ammonia, NH 3 B. argon, Ar B. carbon monoxide, CO D. chlorine, Cl 2
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Answer:
a)ammonia
Explanation:
ammonia has the lightest molar mass and so it diffuses faster
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