A teacher attaches two slinky springs to a fixed support. The springs are moved, as shown in the image. Wave A wave B What prope
rty of the wave does the teacher change in the movement of each slinky? amplitude,frequency, speed, or wavelength
2 answers:
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Fluorine(F)
Explanation:-
- Fluorine has Z=9
- +2 charge means 2 electrons donated (7left only)
Lets look at Electronic configuration