New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Analytical Chemistry

by: Ladarius Rohan

Analytical Chemistry CEM 434

Ladarius Rohan
GPA 3.66


Almost Ready


These notes were just uploaded, and will be ready to view shortly.

Purchase these notes here, or revisit this page.

Either way, we'll remind you when they're ready :)

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

Class Notes
25 ?




Popular in Course

Popular in Chemistry

This 5 page Class Notes was uploaded by Ladarius Rohan on Saturday September 19, 2015. The Class Notes belongs to CEM 434 at Michigan State University taught by Staff in Fall. Since its upload, it has received 29 views. For similar materials see /class/207703/cem-434-michigan-state-university in Chemistry at Michigan State University.


Reviews for Analytical Chemistry


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 09/19/15
Introduction to Molecular Absorption Spectrometry Read pp 300325 Problems A log T log POP ebC Two airwall 39 a n d Scattering losses Wa I O I U O n L midth in solution B interfaces 1 Re ection losses at interfaces Figure 131 Re ection and scattering losses Correct for light attenuation by reflection refraction and scattering Quantitative Aspects of Spectrosconic Measurements Beer s Law A st P solution T P P solvent A log 390l39u solvent Psolution Applies to analyte concentrations lt 001 M 8 depends on refractive index of medium n Chemical deviations reactions of analyte Applies only to truly monochromatic light wavelength selection results in more or less a symmetric band around the central wavelength Quantitative Aspects of Spectroscopic Measurements Absorbance lt Absorbance Wavelength Concentration Figure 135 The effect of polychromatic radiation upon Beer s law Band A shows little deviation because i does not change greatly throughout39the band Band B shows marked deviatlon because a undergoes signi cant changes in this region 39 Factors Influencinq Spectral Resolution Monochromator gt Grating or prism focal length slit Widths Peak ht 671 Peak ht 634 07 Peak ht 531 06 l 05 8 5 o 4 Peak ht 234 1 63 ht 272 e 39 Peak ht 39222 Peak 11 O 3 271 lt3 03 Peak ht 01 Bandwidth 34 A Bandwidth 17 A Bandwidth 34 A 00 39 Slit width 10 mm P Slit width 05 mm Slit width 01 mm 1 1 1 1 1 1 v 1 1 4200 4600 5000 4200 4600 5000 4200 4600 5000 39 Wavelength A Wavelength A Wavelength A Figure 139 Effect of slit width and bandwidth on peak heights Here the sample was a solu tlon of praseodymlum chloride From Optimum Spectrophotometer Parameterer Application Report AR 142 Cary Instruments Monrovia CA With permission 39 Basic Design for a DoubleBeam Spectrometer V I l V I Deuterium 1ngle channel detector Tungstcn ramp lamp 39Photomultipliet Reference 39 Concave grating sample Sector mirror Figure 1319 Schematic of a typical manual doublebeam spectrophotbmetet for the ultravioletvisible region 39 39 Source sample holder Wavelength selector detector


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

Jennifer McGill UCSF Med School

"Selling my MCAT study guides and notes has been a great source of side revenue while I'm in school. Some months I'm making over $500! Plus, it makes me happy knowing that I'm helping future med students with their MCAT."

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."


"Their 'Elite Notetakers' are making over $1,200/month in sales by creating high quality content that helps their classmates in a time of need."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.