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What is the molality of a solution that has 4 mol of kci in 0.800 kg of water
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Chemistry, 22.06.2019 07:30
The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.
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Calculate the half-life of an isotope if 126.7 mg disintegrates to 35.2 mg in 3.55 h....
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