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The composition of a surface can be determined by measuring the peak areas during a survey scan and applying sensitivity factors. The results of a survey scan are listed below. What is the % composition of Mo Element Peak area, arb units Sensitivity factor Mo 3d5/2 Cr 2p3/2 13931 1.200 5208 1.700

The composition of a surface can be determined by measuring the peak areas during a survey scan and applying sensitivity factors. The results of a survey scan are listed below. What is the % composition of Mo Element Peak area, arb units Sensitivity factor Mo 3d5/2 Cr 2p3/2 13931 1.200 5208 1.700

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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The composition of a surface can be determined by measuring the peak areas during a survey scan and applying sensitivity factors. The results of a survey scan are listed below. What is the % composition of Mo? | Element | Peak area, arb units | Sensitivity factor | |----------|----------------------|---------------------| | Mo 3d₅/₂ | 13931 | 1.200 | | Cr 2p₃/₂ | 5208 | 1.700 |
Transcribed Image Text:The composition of a surface can be determined by measuring the peak areas during a survey scan and applying sensitivity factors. The results of a survey scan are listed below. What is the % composition of Mo? | Element | Peak area, arb units | Sensitivity factor | |----------|----------------------|---------------------| | Mo 3d₅/₂ | 13931 | 1.200 | | Cr 2p₃/₂ | 5208 | 1.700 |
Expert Solution
Step 1

For a bimetal material made up of element A and element B, the amount of element A can by calculated by dividing the peak area by the sensitivity factor.

A = 139311.2 = 11609.16B = 52081.7 = 3063.5294

 

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