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- What is the percent transmittance (%) if the absorbance (A) is 0.774? Show your solutionGiven that the percent transmittance of light through a sample was 27.6% what is the absorbance of the solution? Rounded to two sig figs.A student measures the absorbence of an unknown after placing a sample in a cuvette which contained some water. How will this affect the concentration he reports?
- In spectophotometry, what should be done if there is a greater absorbance reading than the most concentrated solution?Indicate the relationship of proportionality that exists between: a) concentration and absorbance b) absorbance and transmittanceIf a vial with a longer path length was used to measure the absorbance of a sample, the absorbance would: Select one: a. Be higher. b. Be zero. c. Stay the same. d. Be lower.
- are my transmittance and absorbance correct on page 1 and on page 2 how do I find the percentage cu in penny ?what is the relationship between a.)concentration and absorbance b.) concentration and transmittance. (beer's law)In a solution with an absorbance of 1000 compared with a blank, find the observed absorbance when the measurement is done a) With stray light that is 1% of the transmitted light power. b) With stray light that is 1% of the incident light power. c) as a wavelength where the blank solution has a transmission of 0%
