2. Use dimensional analysis to answer the following problems. Show all your work and pay attention to significant figures! a. If the speed of light in a vacuum is exactly 299,792,458 m s, how far (in miles) does light travel in 8.75 hour? (7 pts)

Le Chateliers principle. 7 / + 3 Beg) = 2 A#= +60,000 Inc [B] Dec [D] Inc [C] €² 2 C + D (2) до Inc. I Дес Р

are the tables above correct?

Question 27 ОН-, Неat CN CN CN

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There are three possible Grignard reactions that lead to the given alcohol. Select the reactant needed for each of the indicated Grignard reagents. MgBr 1) ? 2) HO oi or OH OH of

Question 4: After the student made the working NaOH solution above, he conducted a titration of an HCl solution of unknown concentration. If the student used a 20.5 ml aliquot of the HCl solution and used 22.7 ml of the NaOH solution from #3 above to reach the endpoint, what is the concentration of the HCl solution?