#4 & 7 Question 4Replication in an analysis is required toO Get reliable dataO Minimize errorO Exhibit positive resultO Eliminate interference Which statement is NOT true?O A representative random sample is collected from randomly selected portions ofthe sample for a given number of times.O For a random heterogeneous material differences in composition are random andon a fine scale.All are true statements.O A representative composite sample is collected from a segregated material bytaking portions from each region, the number of collected portions proportional tothe area of the region.

Two question based on tools in analytical chemistry that is to be accomplished.

Answered: Question 4 Replication in an analysis…

Question 4 Replication in an analysis is required to O Get reliable data O Minimize error O Exhibit positive result O Eliminate interference

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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#4 & 7

Question 4
Replication in an analysis is required to
O Get reliable data
O Minimize error
O Exhibit positive result
O Eliminate interference

Which statement is NOT true?
O A representative random sample is collected from randomly selected portions of
the sample for a given number of times.
O For a random heterogeneous material differences in composition are random and
on a fine scale.
All are true statements.
O A representative composite sample is collected from a segregated material by
taking portions from each region, the number of collected portions proportional to
the area of the region.

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