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(Solved): A: If one measures 0.50 mL of KSCN with a 10 mL graduated pipet, what is the relative uncertainty (% ...



  1. A: If one measures 0.50 mL of KSCN with a 10 mL graduated pipet, what is the relative uncertainty (%) in the volume? Assume there is only one volume reading

a) 4

b) 2

c) 20

d) 40

e) 10

  1. B: what is the absolute uncertainty (+/-) in the absorbance reading?

a) 0.1

b) 0.2

c) 0.01

d) 0.02

e) 0.001

2. When preparing standard solutions, diluting to the mark means one should add solvent to the flask until the top of the meniscus meets the mark on the flask

A) true

B) false



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The relative uncertainty is a measure of the precision of the measurement, and it is given by t...
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