(Figure 1) shows a mass spectrometer, an analytical instrument used to identify the various molecules in a sample by measuring their charge-to-mass ratio q/m. The sample is ionized, the positive ions are accelerated (starting from rest) through a potential difference AV, and they then enter a region of uniform magnetic field. The field bends the ions into circular trajectories, but after just half a circle they either strike the wall or pass through a small opening to a detector. As the accelerating voltage is slowly increased, different ions reach the detector and are measured. Consider a mass spectrometer with a 200.00 mT magnetic field and an 8.0000 cm spacing between the entrance and exit holes.

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Answers that are incorrect are 96.537, 19.307, 193.07, 110.1, 48.260, 96.4, & 2413.0. Im not sure what I’m doing wrong, but any help is appreciated. Please solve part a of this problem that is attached below. Thank you!
(Figure 1) shows a mass spectrometer, an analytical instrument used to identify
the various molecules in a sample by measuring their charge-to-mass ratio
q/m. The sample is ionized, the positive ions are accelerated (starting from
rest) through a potential difference AV, and they then enter a region of uniform
magnetic field. The field bends the ions into circular trajectories, but after just
half a circle they either strike the wall or pass through a small opening to a
detector. As the accelerating voltage is slowly increased, different ions reach
the detector and are measured. Consider a mass spectrometer with a
200.00 mT magnetic field and an 8.0000 cm spacing between the entrance
and exit holes.
Figure
1 of 1
AV
Detector
Transcribed Image Text:(Figure 1) shows a mass spectrometer, an analytical instrument used to identify the various molecules in a sample by measuring their charge-to-mass ratio q/m. The sample is ionized, the positive ions are accelerated (starting from rest) through a potential difference AV, and they then enter a region of uniform magnetic field. The field bends the ions into circular trajectories, but after just half a circle they either strike the wall or pass through a small opening to a detector. As the accelerating voltage is slowly increased, different ions reach the detector and are measured. Consider a mass spectrometer with a 200.00 mT magnetic field and an 8.0000 cm spacing between the entrance and exit holes. Figure 1 of 1 AV Detector
E Readim
12 of 12
I Review | Constants
Part A
To five significant figures, what accelerating potential difference AV is required to detect the ion O ? The masses of the atoms are shown in the table; the mass of the missing electron is
less than 0.001 u and is not relevant at this level of precision. Use the following constants: 1 u = 1.6605 × 10-27 kg, e = 1.6022 × 10–19 C.
Atomic masses
12C
12.000 u
14N
14.003 u
160
15.995 u
Express your answer to five significant figures and include the appropriate units.
• View Available Hint(s)
HA
AVo: =
Value
V
Submit
Previous Answers
X Incorrect; Try Again; 12 attempts remaining
Part B
What accelerating potential difference AV is required to detect N,?
Express your answer to five significant figures and include the appropriate units.
• View Available Hint(s)
Transcribed Image Text:E Readim 12 of 12 I Review | Constants Part A To five significant figures, what accelerating potential difference AV is required to detect the ion O ? The masses of the atoms are shown in the table; the mass of the missing electron is less than 0.001 u and is not relevant at this level of precision. Use the following constants: 1 u = 1.6605 × 10-27 kg, e = 1.6022 × 10–19 C. Atomic masses 12C 12.000 u 14N 14.003 u 160 15.995 u Express your answer to five significant figures and include the appropriate units. • View Available Hint(s) HA AVo: = Value V Submit Previous Answers X Incorrect; Try Again; 12 attempts remaining Part B What accelerating potential difference AV is required to detect N,? Express your answer to five significant figures and include the appropriate units. • View Available Hint(s)
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