Standardization Answer the concentrations in 3 significant figure. The tolerance or error should follow the decimal place of the value. You can use scientific notation using "e". Example: 0.0010 = 1.0e-3 Primary Standard: Na2CO3 Formula Mass of 1º Standard: 105.99 g/mol Purity of 1º Standard: 95% Instrument used: Analytical Balance Trial 1⁰ Standard weight, g Net vol. of HCI, mL M HCI of Hydrochloric Acid Solution Average M HCI 1 0.0504 + 0.0002 ± 2 0.0510 (same as 1) 18.00 ± 0.14 18.30 ± 0.14 17.90 +0.14 ± 3 1+ 0.0501 (same as 1) ±
Standardization Answer the concentrations in 3 significant figure. The tolerance or error should follow the decimal place of the value. You can use scientific notation using "e". Example: 0.0010 = 1.0e-3 Primary Standard: Na2CO3 Formula Mass of 1º Standard: 105.99 g/mol Purity of 1º Standard: 95% Instrument used: Analytical Balance Trial 1⁰ Standard weight, g Net vol. of HCI, mL M HCI of Hydrochloric Acid Solution Average M HCI 1 0.0504 + 0.0002 ± 2 0.0510 (same as 1) 18.00 ± 0.14 18.30 ± 0.14 17.90 +0.14 ± 3 1+ 0.0501 (same as 1) ±
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:Standardization
Answer the concentrations in 3 significant figure.
The tolerance or error should follow the decimal place of the value.
You can use scientific notation using "e". Example: 0.0010 = 1.0e-3
Primary Standard: Na2CO3
Formula Mass of 1º Standard: 105.99 g/mol
Purity of 1º Standard: 95%
Instrument used: Analytical Balance
Trial
1⁰ Standard
weight, g
Net vol. of
HCI, mL
M HCI
of Hydrochloric Acid Solution
Average M
HCI
1
0.0504 +
0.0002
±
2
0.0510 (same
as 1)
18.00 ± 0.14 18.30 ± 0.14 17.90 +0.14
±
3
1+
0.0501 (same
as 1)
±
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