G moodle.oakland.edu https://moodle.oakland.edu/p... directions to calibrate a s

Question

G moodle.oakland.edu https://moodle.oakland.edu/p... directions to calibrate a specto... Home I Chegg.com Get Help eral Chemistry Labl ent #8-Beer's Law Exp #8 . Beer's Law Prelab Quiz Put the following steps in the correct sequence to calibrate a Spectronic-20. 1. Set the instrument to the desired wavelength 2, Adjust the light control or transmittance/absorbance knob to 100% transmittance 3. Place the reference cuvette in the cuvette holder. tion 4. Remove reference cuvette from the cuvette holder Set the % transmittance to zero using the amplifier or zero control knob. Select one: O 5, a. 1, 3,5, 4,2 b. 1,2,3, 5, 4 c. 3, 1,5, 2,4 d. 3,5,2, 4,1 e. 1,5, 3,2,4 O us page Dll F8 F9 F10 FS F6 F7

Explanation / Answer

Calibration of Spectronic 20 involves following sequence of steps:

1) Set the instrument to desired wavelength

2) Remove the reference cuvette from cuvette holder

2) Set the % transmittance to zero using amplifier or using zero control knob

3) Place the reference cuvette in cuvette holder

4) Adjust the light control or transmittance or absorbance knob to 100% transmittance

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