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1. HOW DOES INCREASING THE CONCENTRATION BY MASS OF SODIUM CHLORIDE OF WATER AFFECT THE INDEX OF REFRACTION OF THE AQUEOUS SOLUTION? Group 33 Jihoon Sung, Kevin Lee, Hyunwoo Cho, Changhoon Ji
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3. PROCEDURE & MATERIALS ANGLE OF INCIDENCE CONTROLLING CONCENTRATIONS WEIGHING SALT POURING SALT STIR ANGLE OF REFRACTION CALCULATION Retort Stand He-Ne Laser Glass Vessel with Protractor Distilled water NaCl (table salt) Electronic Balance Beaker