When you add magnesium metal and hydrochloride acid will it be a physical or chemical change? explain why.

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.

your answer is c) plasma

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