Question

A chem diethyl king as a safety inspector finds an unmarked bottle in a lab cabinet. A note on the door of the cabinet says the cabinet is used ethanolamine, carbon tetrachloride, acetone, and dimethyl sulfoxide. The chemist plans to try to identify the unknown liquid by measuring the density and comparing to known densities. First, from her collection Data Sheets (MSDS), the chemist finds the following information: liquid density diethylamine 0.71 ethanolamine 1.0 carbon tetrachloride | 1.6 8 acetone 0.792 0.1 L dimethyl sulfoxide 1.1 Next, the chemist measures the volume of the unknown liquid as 1473. cm and the mass of the unknown liquid as 1.04 kg. Calculate the density of the liquid. Be sure your answer has the correct number of significant digits l /ml. Given the data above, is it possible to identify If it is possible to identify the liquid, do so Explanation Check 2013 MEGA- HBcon Alessen MacBook Pro * he W Izlx club

Answer 1

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otdkk Solution: Fixstly oe con vert Kg into ardl em into ml I K8 1000 1000 x 104 g Lmt 1.04 1очо 8 1 Cm3 1473 cm m! BUOI Ll 1473 ml Noo, we Know that densty mass er volume ussnce 21 9 2 175 m ioo bas 0.71 8/mL Solu tion 1 7.18/mL Solution 2. yes 3./Diethylamine Solution

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