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An empty RD bottle weighs 25 g but weighs 55 g when completely filled with water .When the bottle is completely filled with an unknown liquid, it weighs 52 g.Calculate the(i) volume of the RD bottle(ii) density of the unknown liquid .Please answer it correctly. |
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Answer» bottle when EMPTY = 25 g.Mass of bottle when completely filled with WATER = 55 g. Therefore mass of water in the bottle = 55 g - 25 g = 30 g. Hence VOLUME of bottle is given by,Since We KNOW that density of water Then,Mass of bottle when completely filled with unknown liquid = 52 g.Therefore mass of the unknown liquid = 52 g - 25 g = 27 g. Hence density of the unknown liquid is given by,Both volumes of liquid and bottle are same. |
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