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1. Determine empirical formula and molecular formula for the compound that is 25.5% carbon, 6.38% hydrogen, and 68.1% sulfur. Its molecular mass is close to 100 grams.

1. Determine empirical formula and molecular formula for the compound that is 25.5% carbon, 6.38% hydrogen, and 68.1% sulfur. Its molecular mass is close to 100 grams.

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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8:17 4 Done 1 of 21 1. Determine empirical formula and molecular formula for the compound that is 25.5% carbon, 6.38% hydrogen, and 68.1% sulfur. Its molecular mass is close to 100 grams. 2. Calculate the mass percent composition of the elements in Mg(NO3),. % Mg =, % N = % 0 = 3. Determine the grams of H2O produced if you started with 33.2 g Mg(OH)2. Mg(OH)2 + 2HCI → MgCl2 + 2H2O 33.2 g g ? 3 4. For the reaction quantities shown below: Identify the limiting reagent and excess reactant. The grams of TIO2 produced The grams of excess reactant not consumed. TiCl4 2 H2O TiO2 + 4 HCІ 7.14 g 2.12 g ? g I!!
Transcribed Image Text:8:17 4 Done 1 of 21 1. Determine empirical formula and molecular formula for the compound that is 25.5% carbon, 6.38% hydrogen, and 68.1% sulfur. Its molecular mass is close to 100 grams. 2. Calculate the mass percent composition of the elements in Mg(NO3),. % Mg =, % N = % 0 = 3. Determine the grams of H2O produced if you started with 33.2 g Mg(OH)2. Mg(OH)2 + 2HCI → MgCl2 + 2H2O 33.2 g g ? 3 4. For the reaction quantities shown below: Identify the limiting reagent and excess reactant. The grams of TIO2 produced The grams of excess reactant not consumed. TiCl4 2 H2O TiO2 + 4 HCІ 7.14 g 2.12 g ? g I!!
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