What is the unit of absorbance?   b)When he exponential trend line of iron concentration vs time is y=4.2 exp(-0.24x) x is time in min and y is concentraion of phen iron complex solution.   c)Explain the relationshipp between temperature vs decay constant and temperature vs half life.   d) The concentration of iron in solution a is 5 mg/l. A total volume of solution a is 10 mL in beaker. If 20ml of phenanthroline solution is added into the solution A beaker. Wha is the final concentration of ionafter two solutions are mixed.

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter28: Atomic Spectroscopy
Section: Chapter Questions
Problem 28.12QAP
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3a) What is the unit of absorbance?

 

b)When he exponential trend line of iron concentration vs time is y=4.2 exp(-0.24x) x is time in min and y is concentraion of phen iron complex solution.

 

c)Explain the relationshipp between temperature vs decay constant and temperature vs half life.

 

d) The concentration of iron in solution a is 5 mg/l. A total volume of solution a is 10 mL in beaker. If 20ml of phenanthroline solution is added into the solution A beaker. Wha is the final concentration of ionafter two solutions are mixed.

 

e)Why do we need to blank or zero the specrometer??

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