moles of NH4CI (1 nointl

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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Answer the following practice questions:
(1 point)
i See Periodic Table O See Hint
A solution is created by dissolving 10.5 grams of ammonium chloride in enough water to make 265 mL of solution. How many moles of
ammonium chloride are present in the resulting solution?
0.197
moles of NH4CI
Part 2 (1 point)
O See Hint
When thinking about the amount of solute present in a solution, chemists report the concentration or molarity of the solution. Molarity
is calculated as moles of solute per liter of solution. What is the molarity of the solution described above?
3.77
M
O See Hint
Part 3 (1 point)
To carry out a particular reaction, you determine that you need 0.0500 moles of ammonium chloride. What volume of the solution
described above will you need to complete the reaction without any leftover NH4CI?
Transcribed Image Text:(1 point) i See Periodic Table O See Hint A solution is created by dissolving 10.5 grams of ammonium chloride in enough water to make 265 mL of solution. How many moles of ammonium chloride are present in the resulting solution? 0.197 moles of NH4CI Part 2 (1 point) O See Hint When thinking about the amount of solute present in a solution, chemists report the concentration or molarity of the solution. Molarity is calculated as moles of solute per liter of solution. What is the molarity of the solution described above? 3.77 M O See Hint Part 3 (1 point) To carry out a particular reaction, you determine that you need 0.0500 moles of ammonium chloride. What volume of the solution described above will you need to complete the reaction without any leftover NH4CI?
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