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Chemistry, 24.06.2019 15:10 isabella20142002

Question 10 a chemistry student adds a quantity of an unknown solid compound x to 150. ml of distilled water at 26.° c. after 10 minutes of stirring, all of the x has dissolved. the student then drains off the solution and evaporates the water under vacuum. a precipitate is left behind. the student washes, dries and weighs the precipitate. it weighs 3.45 g .

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