1.2 Mass Spectroscopy Lesson

18 Slides • 5 Questions

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Multiple Choice

24.1% of all the isotopes of a an element have a mass of 75.23 amu, 48.7% have a mass of 74.61 amu, and 27.2% have a mass of 75.20 amu.
What is the average mass of this element?

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74.92 amu

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24.97 amu

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75.01 amu

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74.51 amu

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Multiple Choice

An element with 4.35% have a mass of 49.9461 amu, 83.79% have amass of 51.9405 amu, 9.50% have a mass of 52.9407 amu, and 2.36% have a mass of 53.9389amu.

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51.99 amu

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52.19 amu

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53.45 amu

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17.33 amu

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Multiple Choice

Calculate the average atomic mass from the mass spec.

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85.56 amu

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85.75 amu

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86.44 amu

4

86.74

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Multiple Choice

What element has the following mass spec data?

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Sulfur

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Nitrogen

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Oxygen

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Carbon

23

Multiple Choice

What element has the following mass spec data?

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Rubidium

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Chlorine

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Bromine

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Mercury

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