molar mass of na2s2o3-Google XOctober 1, John Searle "Minc @ x +www-awu.akeks.com/alekscgi/x/Isl.exe/1o u-lgNslkr7j8P3jH-lix5uFZIVj2iEJjąd1WoxT77ErtzZpGbzESW6u_S5FZDV02WDPG OKqpiLH65e00TK3cK7TrLikOsdoZA3aRgGhL..O ADVANCED MATERIAL三Solving applied mass concentration problemsIn 1993 the Minnesota Department of Health set a health risk limit for 1,2-dibromoethane in groundwater of 4.00 ng/L.Suppose an analytical chemist recelves a sample of groundwater with a measured volume of 78.0 mL. Calculate the maximum mass in micrograms of 1,2-dibromoethane which the chemist could measure in this sample and still certify that the groundwater from which it came met Minnesota Department of Healthstandards.Be sure your answer has the correct number of significant digits.ロx10ExplanationCheck2020 McGraw-Hill Education. All Rights Reserved. Terms of Use | Prie

Given information, Health risk limit of 1,2-dibromoethane is 4.00 ng/L. Volume of water sample…

In 1993 the Minnesota Department of Health set a health risk limit for 1,2-dlbromoethane In groundwater of 4.00 ng/L. Suppose an analytical chemist receives a sample of groundwater with a measured volume of 78.0 mL. Calculate the maximum mass In micrograms of 1,2- dibromoethane which the chemist could measure In this sample and still certify that the groundwater from which it came met Minnesota Department of Health standards. Be sure your answer has the correct number of significant digits.

In 1993 the Minnesota Department of Health set a health risk limit for 1,2-dlbromoethane In groundwater of 4.00 ng/L. Suppose an analytical chemist receives a sample of groundwater with a measured volume of 78.0 mL. Calculate the maximum mass In micrograms of 1,2- dibromoethane which the chemist could measure In this sample and still certify that the groundwater from which it came met Minnesota Department of Health standards. Be sure your answer has the correct number of significant digits.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter7: Statistical Data Treatment And Evaluation

Section: Chapter Questions

Problem 7.15QAP

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molar mass of na2s2o3-Google X
October 1, John Searle "Minc @ x +
www-awu.akeks.com/alekscgi/x/Isl.exe/1o u-lgNslkr7j8P3jH-lix5uFZIVj2iEJjąd1WoxT77ErtzZpGbzESW6u_S5FZDV02WDPG OKqpiLH65e00TK3cK7TrLikOsdoZA3aRgGhL..
O ADVANCED MATERIAL
三
Solving applied mass concentration problems
In 1993 the Minnesota Department of Health set a health risk limit for 1,2-dibromoethane in groundwater of 4.00 ng/L.
Suppose an analytical chemist recelves a sample of groundwater with a measured volume of 78.0 mL. Calculate the maximum mass in micrograms of 1,2-
dibromoethane which the chemist could measure in this sample and still certify that the groundwater from which it came met Minnesota Department of Health
standards.
Be sure your answer has the correct number of significant digits.
ロ
x10
Explanation
Check
2020 McGraw-Hill Education. All Rights Reserved. Terms of Use | Prie

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ally. * Question Completion Status: QUESTION 1 During the experiment, the mass of original sample of compound was 2.965 g, and the mass of copper obtained was 1.006 g. Based on these numbers, calculate the mass of chlorine in the original sample in grams. Include the unit and three decimal places in your answer. QUESTION 2 6. If 1.045 g of copper was obtained in the experiment, how many moles (mol) of copper is this? Include the unit and five decimal places in your answer. QUESTION 3 During the experiment, a student calculated the mass of chlorine in the compound to be 1.186 g. How many moles (mol) of chlorine are in the Save All Answers Click Save and Submit to save and submit. Click Save All Answers to save all answers. DELL II
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