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Slide 1 Section 3.6—Counting Molecules So the number of molecules affects pressure of an airbag…how do we “count” molecules? Slide 2 What is a mole? Slide 3 Definition…
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HKCEE Past Paper Questions: Part 9 Rate of Reactions Part A: Multiple Choices 1. HKCEE 1996 II Q11 In an experiment, 1.6 g of sulphur are burnt completely in air to form…