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(b) State 5 guidelines for the use of significant figures with appropriate examples to support {5} (c) How many moles of chlorine atom are required to react with 0.050mol of carbon atoms to convert all the carbon atoms to CCl4. {2} (d) Determine the number of significant figures in the following measurements: (i) 468cm (ii) 1.3401023 atoms (iii) 0.798m