A solution of 0.55 mol of Na is dissolved in 678ml of water. Calculate the percent mass/volume of the soulition.

Q: A solution is made by dissolving 85.0 g ethyl alcohol, C2H5OH, in 225.20 g H2O. Calculate the…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I…

Q: Calculate the molarity of saturated aqueous sodium chloride (58.443 g/mol). A saturated solution…

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Q: How many grams of elemental bromine is required to make 50.0g of a 7.00% by mass solution of…

A: Given information: Weight of the solution = 50.0 g 7.00% by mass solution

Q: How many grams of NaCl (molar mass = 58.44 g/mol) needs to added to 0.500 kg of water to create a…

A: Molality = number of moles of solute/Mass of slovent in kg Number of moles of solute = Mass of…

Q: Calculate the molality of a 20.0% by mass ammonium sulfate (NH),SO solution. The density of the…

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Q: A solution is made by dissolving 25g of NaCl in enough water to make 1.0 L of solution. Assume the…

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Q: A gas has a Henry’s law constant of 0.112 M>atm. What total volume of solution is needed to…

A: Given: Temperature = 25oC = 298K Pressure = 725 Torr = 725/760 amt = 0.954 atm Volume of gas = 1.65…

Q: Calculate the mass- volume percent of 1.00g of nano3 in enough water to give 75.0ml of solution

A: Since we know that mass by volume percent is define as the percentage of ratio of mass of solute to…

Q: Calculate the partial molar volume of 0.5 m aqueous NaCl solution using the data. NaCl: 58.5 g/mol

A: Molality = moles of solute / kg of solvent The partial molar volume is the contribution of a…

Q: A 1.50 kg solution of NaOCl (aq) contains 2.98 mass percent of NaOCl. Calculate the mass of NaOCl in…

A: Given, mass of NaOCl solution = 1.50 Kg = 1.50 × 1000 g = 1500 g Mass percent of NaOCl = 2.98 % Mass…

Q: Calculate the amount of water (in grams) that must be added to 5.00g of glucose in the preparation…

A: Given: The mass of glucose (solute)= 5.00g            The percent by mass of a solution= 32.4%

Q: A solution contains a solute with molar mass 94.5 g/mol. The solution is 1.77m and 1.70 M. Calculate…

A: The solution's density gives an idea of how much mass is present per 1000 mL of that solution. A…

Q: A 1.94 L1.94 L aqueous solution of KOHKOH contains 187 g187 g of KOHKOH. The solution has a density…

A: Given:Volume of solution = 1.94LDensity of solution = 1.29 g/mlGiven Mass of KOH = 187g

Q: Calculate the molality of a solution formed by adding 3.80 g NH4Cl to 13.7 g of water.

A: Molality of solution= 5.18 m

Q: A solution contains 20.0% (by mass) of ammonium sulfate, (NH4)2SO4, andhas density of 1.12g/mL. (a)…

A: Molarity is defined as the number of moles of the solute divided by the volume of the solution in…

Q: Calculate the molality of 2.50 M NaCl solution (density of solution 51.08 g/mL)

A: Molarity of a solution is used to express the concentration of the solution. It can be calculated by…

Q: 1 gm of Sodium Carbonate was dissolved in 0.5L distill water. what are the molarity and normality…

A: Molarity (M): The number of moles of solute per unit volume of the solution in Liters.…

Q: Calculate the mass (in g) of magnesium chloride (MgCl,) that would be needed to prepare 150 mL of a…

A: Given data contains, Volume of the solution is 150 mL. Mass percentage of aqueous solution of the…

Q: 0.002 grams of MgCl2 were dissolved in enough water to give 48.6 grams of solution. Calculate the…

A: Given :-  Mass of MgCl2 = 0.002 g  Mass of solution = 48.6 g  To calculate :-  Concentration of…

Q: A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 12.27 %…

A: Concentration of napthalene in hexane 12.27%by mass Vapoue Pressure of pure hexane=151 torr Molar…

Q: % by mass

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Q: Calculate the molarity of a solution containing 14.3 g of NaCl (molar mass = 58.4g/mol) in 42.2 L of…

A: Molarity is the moles of solute per volume of solution in liter. Molarity=moles of solutevolume of…

Q: A solution is prepared by dissolving 28.4 g of glucose (C6H,206 ) in 355g of water. The final volume…

A: Concentration or Molarity is given as below formula  Concentration of substance A = ( Number of…

Q: A solution is prepared by bubbling 1.56 grams of HCl in water. the volume of the solution is 26.8ml.…

A: Given,  Mass of HCl = 1.56 g  Volume of solution = 26.8 mL                                     =…

Q: Calculate the mass percent.by volume of 76.6 g of glucose (C₂H₁₂O MM = 180.2 g/mol) in 325 mL of…

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Q: How many parts per million of solute is present in a solution that is 0.300% by mass?

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Q: Calculate the volume percent of solute in each of the solutions. A solution made by adding 23.523.5…

A: The amount of methyl alcohol present in 465 mL of solution is 23.5 mL. The amount of ethylene glycol…

Q: What is the mass percent of 1.39 M NaCl solution? The density of this solution is 1.05 g/ml

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Q: What is the freezing point of this solution? (The freezing point of 1 kg of water is lowered 1.86…

A: Colligative properties are dependent on the number of moles of solute in the solution. There are…

Q: A solution is made by dissolving 85.0 g ethyl alcohol, C2H5OH, in 225.20 g H2O.      Calculate the…

A: The question is based on the concept of concentration. mass percentage is a method of expressing…

Q: 10.00 g NaCl is dissolved in 90.00 mL of water. Calculate the percent by mass-volume of the…

A: Given data - The mass of NaCl = 10.00g The volume of solution = 90 ml To calculate = m/V % of…

Q: Calculate the molality of an NH, solution made up of 30.0 g of NH, in 70.0 g of water. The density…

A: Given values are, Mass of NH3 = 30.0 g Mass of water = 70.0 g=0.070 kg Standard value, Molar mass of…

Q: Calculate the molality of a solution formed by adding 2.50 g NH4Cl to 16.7 g of water.

A: Given :- mass of NH4Cl = 2.50 g               Mass of H2O = 16.7 g   To calculate :-  Molality of…

Q: A solution is formed when 0.5822g butanol (MM= 74.121 g/mol) is dissolved in 87.0246g hexane…

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Q: Wine is made up of 50 mL of ethanol (C2H5OH) and 1.2 L of water. Determine the (a) percent by solute…

A: We have given that  Volume of ethanol = 50 mL = 0.05 L Volume of Solvent = 1.2 L a) Percent by…

Q: molar mass

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Q: A solution of 1,921 g of nicotine in 48.92 g of water has a freezing point of -0.450 ° C. Determine…

A: Given: The mass of nicotine in the solution = 1.921 g The mass of water = 48.92 g The freezing point…

Q: Enter your answer in the provided box. A sample of 8.61 g of naphthalene (C1,Hg) is dissolved in…

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Q: A 150 g of ammonium chloride solution is 15.00 % by mass with a density of 1.037 g/mL. Calculate…

A: Given: Mass of solution = 150 g. Density = 1.037 g/mL. And % by mass of NH4Cl = 15 %.

Q: Consider an aqueous solution containing sodium chloride that has a density of 1.01 g/mL. Assume the…

A: The ratio of moles of solute to the mass of solvent in Kg is known as molality.

Q: A solution is prepared by dissolving 28.4 g of glucose (C6H12O6) in 355 g of water. The final volume…

A: We have to predict the concentration in different units.

Q: 2. What mass of NaNO3 should be dissolved in 25.0 mL of water so that the resulting solution freezes…

A: The normal freezing point of water is 0.0 0C and the freezing point of solution is -6.0 0C.…

Q: A NaOH solution is labeled as 6.75 M, what is its molality? Density of the solution is measured at…

A: Given that the molarity of the solution is 6.75 M and the density of the solution is given as…

Q: When lithium iodide (LiI) is dissolved in water, the solution becomes hotter.a. Is the dissolution…

A: When heat is released during a reaction, that process is called exothermic. If the heat is used…

Q: Consider an aqueous solution containing sodium chloride that has a density of 1.01 g/mL. Assume that…

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Q: Calculate the number of moles of solute present in 55.0 mg of an aqueous solution that is 1.40 m…

A: The molality is given as follows,

Q: Calculate the percent by mass of a solution where 15.356 grams is dissolved in 89.626 grams of…

A: Given : Mass of solute dissolved = 15.356 g And mass of water i.e solvent = 89.626 g

Q: A HCl solution contain 36 % HCl by mass. Calculate: (a) Mole fraction of HCl in solution (b)…

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Q: What mass of NaCl is dissolved in 170 g of water in a 0.040 m solution?

A: Molality is defined as the number of moles of solute per kilogram of solvent.