Answered: a. Describe the preparation of 1.67 L…

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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a. Describe the preparation of 1.67 L of 5.00% (w/v) K2Cr2O7 from the solid salt.

b. What is the ppm K2CR2O7 in the above solution?

Expert Solution

Step 1: To determine

$1. space W e space h a v e space t o space d e s c r i b e space t h e space p r e p a r a t i o n space o f space 1.67 L space s o l u t i o n space o f space 5.00 percent sign space left parenthesis w divided by v right parenthesis space K subscript 2 C r subscript 2 O subscript 7 2. space W e space h a v e space t o space f i n d space t h e space p p m space K subscript 2 C r subscript 2 O subscript 7 space i n space t h e space a b o v e space s o l u t i o n.$

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Follow-up Question

For the ppm of K2Cr2O7 why did you multiply by 10^6?

What is the 10^6 suppose to represent or mean?

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