A. Less than 1% of the alpha particles went un-deflected through the gold foil.
You will need to go on yt
The 2 parts or components that make up a solution would be the solute and the solvent.
Frequency = speed of light
---------------------------
wavelength
= 3 x 10^8
------------------------
344 x 10^-9
= 8.72 x 10^14 Hz.
Hope this helps!