Analytical Chemistry Quiz 1/19 2025 Questions and Answers

Analytical Chemistry Quiz 1/19 2025
Questions and Answers


analytical chemistry - --Answer --the field of chemistry that develops and

uses the tools and methods for examining and quantifying chemical substances to

solve problems


measurements - --Answer --Analytical chemistry is the science of chemical

_____


true value - --Answer --The scientific "___ ___" is a measurement closest to

the actual value.


uncertainty - --Answer --Every measurement is associated with some degree

of ____.


experimental error - --Answer --Every measurement is associated with some

degree of ____ ___.


blunders - --Answer --Experimental errors are not ___.


random, systematic - --Answer --The types of error are ___ and ____ error.



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, 5,8 - --Answer --5.84 x 10^1. What numbers are certain?


4 - --Answer --5.84 x 10^1. What numbers are uncertain?


8 - --Answer --5.8 x 10^1. What numbers are uncertain?


middle, decimal place - --Answer --Zero counts as a significant figure only if

in the ___ of a number or at the end of the number to the right of a ___ ___.


exact - --Answer --Integers are ___.


significant figure - --Answer --The last ____ _____ in a measured quantity

(furthest right) always has some uncertainty.


significant figures - --Answer --When taking an average, you divide by an

exact number, so you don't lose any ____ ____.


decimal places - --Answer --With addition and subtraction, round the answer

to the fewest ___ ___ in any of the numbers.


significant figures - --Answer --Multiplication and division is limited by the

fewest number of ____ _____ in any of the numbers.


mantissa, antilogarithm - --Answer --The number of digits in the ____

should always be the same as the significant figures in the _____.




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