Measurement Mass of Sodium Chloride Used to Prepare the Solution Volume of Solution in Evaporating Dish Mass of Evaporating Dish Mass of Evaporating Dish and Solution Mass of Evaporating Dish and Residue Result 7.4469 110.00mt 50.6519 60.803q 151.0289 Calculate the following quantities (show all calculations clearly, with units). 1. Mass of the solution. 60.8039-50.6519-10.152g 2. Mass of the residue. 51.0289-50.651g=0.3779 3. Mass percent of the solution. mass-g solute x100 gsolution 4. Molarity of the solution. Molarity (M)= molsolute 0.3779 58.44 10.00ML 5. Percent difference between your molarity and the assigned molarity. Percent difference=10.495M- 0.495M 0.3779 10.152g X100 -X10C
Measurement Mass of Sodium Chloride Used to Prepare the Solution Volume of Solution in Evaporating Dish Mass of Evaporating Dish Mass of Evaporating Dish and Solution Mass of Evaporating Dish and Residue Result 7.4469 110.00mt 50.6519 60.803q 151.0289 Calculate the following quantities (show all calculations clearly, with units). 1. Mass of the solution. 60.8039-50.6519-10.152g 2. Mass of the residue. 51.0289-50.651g=0.3779 3. Mass percent of the solution. mass-g solute x100 gsolution 4. Molarity of the solution. Molarity (M)= molsolute 0.3779 58.44 10.00ML 5. Percent difference between your molarity and the assigned molarity. Percent difference=10.495M- 0.495M 0.3779 10.152g X100 -X10C
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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![Measurement
Mass of Sodium Chloride Used to Prepare the Solution
Volume of Solution in Evaporating Dish
Mass of Evaporating Dish
Mass of Evaporating Dish and Solution
Mass of Evaporating Dish and Residue
•.02475molx 58.449=1.446-
1mol
Result
7.4469
110.00mL
50.651
60.803g
151.0289
Calculate the following quantities (show all calculations clearly, with units).
1. Mass of the solution. 60.8039-50.6519-10.152g
2 Mass of the residue. 51.0289-50-651g=0.3779
3. Mass percent of the solution. mass/ -g solute
gsolution
x100
4. Molarity of the solution. Olarity (M)= molsolute
L Solution
03779=58.44
10.00ML
5. Percent difference between your molarity and the assigned molarity.
Percent difference = 10.495M-
0.495M
0.3779 x100
10.152g
X100
12](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4bb27111-b1b5-4971-bf31-10d5c3bec1a4%2F9aafb541-dc62-4337-9972-fb58c80714a6%2Fjvh8ynv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Measurement
Mass of Sodium Chloride Used to Prepare the Solution
Volume of Solution in Evaporating Dish
Mass of Evaporating Dish
Mass of Evaporating Dish and Solution
Mass of Evaporating Dish and Residue
•.02475molx 58.449=1.446-
1mol
Result
7.4469
110.00mL
50.651
60.803g
151.0289
Calculate the following quantities (show all calculations clearly, with units).
1. Mass of the solution. 60.8039-50.6519-10.152g
2 Mass of the residue. 51.0289-50-651g=0.3779
3. Mass percent of the solution. mass/ -g solute
gsolution
x100
4. Molarity of the solution. Olarity (M)= molsolute
L Solution
03779=58.44
10.00ML
5. Percent difference between your molarity and the assigned molarity.
Percent difference = 10.495M-
0.495M
0.3779 x100
10.152g
X100
12
![San Diego Miramar College | Chem 152L Laboratory
Data Table and Results (Part B - Determining Solution Concentration)
Trial 1
Trial 2
Measurement
Volume of Solution in Evaporating Dish
Mass of Evaporating Dish
Mass of Evaporating Dish and Solution
Mass of Evaporating Dish and Residue
2. Mass of the residue.
110.00ml10.00m
52.310g 50.678
6.2.5.38660.9115
152.8129151.16891
For each trial, calculate:
1.
Mass of the solution. Trial 1:62.538 52.310g-10.2289
Trial 2:60.9119-50.6789-10.233g
Trial 1: 52.8129-52.310g=0.502g
Trial 2:
3. Mass percent of the solution. mass% = g solute
gsolution
4. Molarity of the solution.
mass=g solute
×100
x100
Trial 3
10.2289
gsolution 10.2339
error (experimental-true}
traje
Molarity
5. Show your calculation the % error between the molarity you calculated and the true value
given to you by your instructor.
x 100
Write your unknown sample # and the true value for its molarity in the box below:
Unknown #
163
4100
X100](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4bb27111-b1b5-4971-bf31-10d5c3bec1a4%2F9aafb541-dc62-4337-9972-fb58c80714a6%2Fbbq2kwv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:San Diego Miramar College | Chem 152L Laboratory
Data Table and Results (Part B - Determining Solution Concentration)
Trial 1
Trial 2
Measurement
Volume of Solution in Evaporating Dish
Mass of Evaporating Dish
Mass of Evaporating Dish and Solution
Mass of Evaporating Dish and Residue
2. Mass of the residue.
110.00ml10.00m
52.310g 50.678
6.2.5.38660.9115
152.8129151.16891
For each trial, calculate:
1.
Mass of the solution. Trial 1:62.538 52.310g-10.2289
Trial 2:60.9119-50.6789-10.233g
Trial 1: 52.8129-52.310g=0.502g
Trial 2:
3. Mass percent of the solution. mass% = g solute
gsolution
4. Molarity of the solution.
mass=g solute
×100
x100
Trial 3
10.2289
gsolution 10.2339
error (experimental-true}
traje
Molarity
5. Show your calculation the % error between the molarity you calculated and the true value
given to you by your instructor.
x 100
Write your unknown sample # and the true value for its molarity in the box below:
Unknown #
163
4100
X100
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