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WebChemistry Gcse. Showing top 8 worksheets in the category - Chemistry Gcse. Some of the worksheets displayed are , , Gcse 9 1 chemistry, Work for organic chemistry, … WebKS3-4 chemistry resources. You'll find a hand-picked selection of KS3-4 chemistry resources, all written and edited by experienced science teachers. Browse our chemistry resources by topic, choosing from atomic structure and bonding, Earth and organic chemistry, and chemical reactions, as well as classroom activities and games to develop ... WebExample Questions. Question 1: During a chemical reaction, 5.6\text { cm}^ {3} 5.6 cm3 of \text {HCl} HCl is used up. The reaction takes 120 120 seconds. Calculate the mean rate of reaction. Question 2: In another reaction, 7.9\text { g} 7.9 g of sodium chloride is produced. This reaction takes 3.5 3.5 minutes. custom 303 tarkov