Write on atomic orbital, bohr atom, dual nature of matter (with reference)

- both b and d.

-since b and d are the closest coastlines then that makes it the most affected.

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a  solution  is always transparent, light passes through with no scattering from solute particles which are molecule in size. the  solution  is homogeneous and does not settle out. a colloid is intermediate between asolution  and a  suspension. while asuspension  will separate out a colloid will not.