Which reactant is limiting the amount of H_2 produced in the region of the graph labeled A? _____ Region B? _____

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Use the data below obtained when 5.00 g of zinc were reacted with various amounts of 2.0 M HCl and the graph to answer the questions that follow. Zn (s) 2 HCl (aq) ZnCl2 (aq) H2 (g) Mass Zn (g) Volume 2.0 M Mass H H2 Produced when 5.00g zn Reacted With HCI (mL) formed (g) HCI 5.00 0.0 5.00 20.0 0040 0.200 150 5.00 40.0 5.00 60.0 5.00 80.0 0.154 0.100 0.050 0.000 100.0 20.0 40.0 600 80.0 20.0 140.0 Volume 2.00M HCI Gmi) 5.00 120.0 0.154 1. Which reactant is limiting the amount of H2 produced in the region of the graph labeled A? Region B? 2. How many grams of hydrogen gas can be produced if 200.0 mL of 2.0 M HCl are reacted with 5.00 grams of zinc? 3. How many grams of Zn are required to completely react with 200.0 mL of 2.0 M HCl? How many grams of H2 can be produced? (use back of this page if necessary)

Use the data below obtained when 5.00 g of zinc were reacted with various amounts of 2.0 M HCl and the graph to answer the questions that follow. Zn (s) + 2 HCl (aq) rightarrow ZnCl_2 (aq) + H_2 (g) Which reactant is limiting the amount of H_2 produced in the region of the graph labeled A? _____ Region B? _____ How many grams of hydrogen gas can be produced if 200.0 mL of 2.0 M HCl are reacted with 5.00 grams of zinc? How many grams of Zn are required to completely react with 200.0 mL of 2.0 M HCl? How many grams of H_2 can be produced? (use back of this page if necessary)

 

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