Chemistry, 21.04.2021 16:40 alyssamaize
Replicate water samples are analyzed for water hardness with the following results:
102.2, 102.8, 103.1 and 102.5ppm CaCO3. Calculate:-
(a) The standard deviation
(b) The relative standard deviation
(c) The standard deviation of the mean
(d) The relative standard deviation of the mean.
Answers: 3
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How is the way a mixture is combined different from how a compound is combined?
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Replicate water samples are analyzed for water hardness with the following results:
102.2, 102.8,...
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