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(Solved): Page 9 of 12 BG20.2 Determination of thes Ideal Gas Law Constant PRELAB QUESTIONS (Show all calculat ...



Page 9 of 12 BG20.2 Determination of thes Ideal Gas Law Constant PRELAB QUESTIONS (Show all calculations.) 1. Write a balanced chemical equation for the reaction of magnesium with hydrochloric acid. (g) (2 HCl()2 (ag) aq) 2. A class ran this lab as described above. a. One student cut a piece of magnesium ribbon and found that it weighed 0.0347 g. The magnesium reacted with the 4.0 ml. of concentrated hydrochloric acid. The concentration of concentrated hydrochloric acid is 12 mol/liter. Which reactant is the limiting reactant, the magnesium or the er-nci? 4.oye Ek.tx i conco a dnandicalse 4° a.38Mych How many moles of hydrogen gas will this piece of magnesium produce when reacted with 4 ml of 12 M hydrochloric acid? b. c. How many mL. of hydrogen gas at STP would you expect to be produced by the reaction in b.? PvEnET 0.00268 d. What gases were present in the eudiometer tube above the water after the reaction was complete? The barometric pressure was measured as 752 mm of Hg and the column of water in the eudiometer tube was 34 mm tall. e. What was the pressure of the gas mixture in mm of Hg? f. The temperature of the solution in the 800 mL beaker was 240, hydrogen gas in the eudiometer tube in mm of Hg? what was the pressure of the



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