Homework Help: chemistry

Posted by aaloy on Wednesday, October 1, 2008 at 5:23pm.

What is the concentration of a solution if the absorbance is 0.66 and the constant (a x b) is 8.2 L/mol?

chemistry - DrBob222, Wednesday, October 1, 2008 at 6:01pm
A = a*b*c
0.66 = a*b*c
calculate c.
chemistry - GK, Wednesday, October 1, 2008 at 6:14pm
Use the equation:
A = abC, with C = concentration
Do the substitutions:
0.66 = (8.2L/mol)(C)
Solve for C. What are the units of your answer?

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