The density of toluene 1C7H82 is 0.867 g>mL, and the density of thiophene 1C4H4S2 is 1.065 g>mL. A solution is made by dissolving 8.10 g of thiophene in 250.0 mL of toluene. Assuming that the volumes of the solute and solvent are additive, what is the molarity of thiophene in the solution?

Q: A solution is prepared by combining 75 g of glucose (C6H12O6) with 200 g of H2O. The solution has a…

A: Given that,  Mass of glucose = 75g Density of glucose = 1.84g/ml Volume of glucose = 75/1.84 =…

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Q: A solution is made by dissolving 17.8 g of magnesium sulfite, MgSO3, in enough water to make exactly…

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Q: Two sucrose solutions, 125 mL of 1.50 M C12H22O11 and 275 mL of 1.25 M C12H22O11, are mixed.…

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Q: A student needs to prepare 50.0 mL of a 0.90 M aqueous H2O2 solution. Calculate the volume of 5.0 M…

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Q: A student placed 11.0 g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve…

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Q: The density of a NH3 solution is 0.89 g/mL and it is 32,00% by mass NH3. What is the molarity of the…

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Q: oluene 1C7H82 weighs 5.0 g and benzene weighs 225 g in a solution with a density of 0.876 g/mL. The…

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Q: The molarity of a solution of (NH4),SO3 is 0.173 M. Consider a 32.0 mL volume of this (NHA),SO3…

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Q: A 53.0 mL53.0 mL portion of a 1.70 M1.70 M solution is diluted to a total volume of 248 mL.248 mL. A…

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Q: (Concentration Units) A 26.0% by mass aqueous solution of MgSO4 is prepared. The denstiy of the…

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