2. A student reacts 3.58 grams of aluminum metal with 100 mL of a 2.75M sulfuric acid solution (H,SO,) according to the balanced reaction below 2 Al (s) + 3 H,SO, (aq) Al;(SO,); + 3 H2 () Calculate the theoretical mass (in grams) of hydrogen gas produced. b. Identify the the limiting and excess reactants If the student's reaction yield was 87.5%, what was the actual mass (in grams) of hydrogen gas a. с. collected by the student?
2. A student reacts 3.58 grams of aluminum metal with 100 mL of a 2.75M sulfuric acid solution (H,SO,) according to the balanced reaction below 2 Al (s) + 3 H,SO, (aq) Al;(SO,); + 3 H2 () Calculate the theoretical mass (in grams) of hydrogen gas produced. b. Identify the the limiting and excess reactants If the student's reaction yield was 87.5%, what was the actual mass (in grams) of hydrogen gas a. с. collected by the student?
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
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:2. A student reacts 3.58 grams of aluminum metal with 100 mL of a 2.75M sulfuric acid solution (H2SO,)
according to the balanced reaction below
2 Al (9) + 3 H2SO, (aq)
Al (SO.); + 3 H2 ()
a. Calculate the theoretical mass (in grams) of hydrogen gas produced.
b. Identify the the limiting and excess reactants
If the student's reaction yield was 87.5%, what was the actual mass (in grams) of hydrogen gas
C.
collected by the student?
3. Consider the following molecules
Molecule 1: H2
Molecule 2: 02
Molecule 3: CH;OH
Molecule 4: CH3F
a. Draw the Lewis dot structure for each molecule
b. Identify the strong type of IMF in a pure sample of each
List the molecules in order of increasing boiling point.
С.
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