Answer:
c
Explanation:
5.3" (and any subsequent words) was ignored because we limit queries to 32 words.
Explanation:
Given that,
Wavelength of light, 
Angle, 
We need to find the slit spacing for diffraction. For a diffraction, the first order principal maximum is given by :

n is 1 here
d is slit spacing

So, the slit spacing is
.
helium group no val elect
mg is reactive when activated. when burned, very intense
pot\asssium 1 valence elect ... KCl eg
theone with H and sodium in it
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Alpha particles, because they are the heaviest ones (helium nuclei) and will travel around the body.