How many grams is needed to prepare a 0.045 molal NaOH and 185.00 mL of water? (Molar mass = 40.00 g/mol) a. 0.208 g O b. 0.333 g C. 0.33 g d. 0.00021 g e. 0.21 g

Q: Determine the molality of a solution formed by dissolving 37.2g of Lil in 500 mL of water. density…

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Q: How many grams of CoSO4 are there in 201 grams of an aqueous solution that is 11.6 % by weight…

A: Given- Mass of solution = 201 g Solution is 11.6 % by weight CoSO4  To find - mass of CoSO4  in…

Q: 11.What is the molality of a solution made by dissolving 29.9 grams of LiBr in 915 grams of water?

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Q: 30. A concentrated solution of HCl(aq) has the m/m% of 34.0%.  Calculate the molality of  solution.…

A: This is the concept of concentration terms

Q: The % concentration by mass of a solution prepared by dissolving 14.5 g NaCl in 235. g solution is:…

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Q: A 150.0 mL solution is made by dissolving 16.0 g of NaF in water and has a density of 0.89 g/mL.…

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Q: Calculate the mass of solute in the following solution: 50.0 mL of 0.0300 M C12H22O11.   A.…

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Q: Consider a solution is prepared by dissolving 34.0 g of NH3 in 500.0 g of water. The density of the…

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Q: What mass ing of Na2CO3 [106 g/mol] is required to prepare 250 ml of 0.3M aqueous solution in Na*…

A: Molarity(M) is defined as the ratio of number of moles of Na2CO3 (n) and the volume(V) of solution…

Q: When 4.08 g of a nonelectrolyte solute is dissolved in water to make 695 mL of solution at 21 °C,…

A: From given data  mass of solute = 4.08 g  volume of solution = 695 mL = 0.695 L T = 21°C = 275.15 K…

Q: 25. What is the molality of a solution of 33.0 g of propanol (CH3CH₂CH2OH) in 152 mL water, if the…

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Q: What is the molality of KBr (m.m. = 119.0 g/mol) when 25 g KBr dissolved to make 100 g solution? O…

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Q: an aqueous solution that is 25.0% H2SO4 by mass has a density of 1 the molarity and molality of this…

A: Given,  25% by mass, 100 g solution contains 25 g H2SO4.  Mass of solvent = 75 g = 0.075 kg Moles of…

Q: you are given 4 solutions: A. 15g of glucose in 500mL of water B. 600mL of 4% fructose  C. 0.9L…

A: Note: Since you have posted a question with multiple sub-parts, we will provide the solution only to…

Q: Grams per millilitre of NaCl are contained in a 0.250 M solution is O 0.0746 gm/mL 0.0146 gm/ mL…

A: Molarity is given by the number of moles per litre of the solution. Number of moles is given by the…

Q: A 2.0 L aqueous solution contains 0.25 mole of CaCO3. What is the concentration (molality) of the…

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Q: Which solution will have the highest osmotic pressure?  A. 1.0 M NaCl B. 2.0 M NaCl C. 1.0 M Sugar…

A: Osmotic is a colligative property. The value of colligative properties depends on the number of the…

Q: Calculate the molality of a solution where 144 grams of C6H12O6 were dissolved in 1500 g of water.

A: Concentration determined in different methods Molarity Notmality Molality  Mole fractionl m=w…

Q: What is the concentration in % (w/v) of a solution if 150. mL of the solution contains 0.96 g of…

A: Given that, Mass of NaCl (solute) = 0.96 g Volume of solution = 150 mL

Q: 1 n our candy making lab, we made a solution of 614 grams of sugar (CHO) dissolved in water that…

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Q: If 16.3 g of glycerol (C3H8O3) is dissolved in 1500.0 mL of solution, what is the molarity (M)? a.…

A: To calculate the molarity (M) of a solution, we need to determine the number of moles of solute…

Q: How many grams of MgCl2 are there in 191 grams of an aqueous solution that is 6.70 % by weight…

A: Given: Weight % of solution = 6.70 % mass of aqueous solution = 191 g

Q: From the following list of aqueous solutions and water: Select the one with the highest boiling…

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Q: A 0.25 g sample of an unknown solid is dissolved in 8.85 g of cyclohexane. The change in the…

A: We can calculate the molality of the solute in the solution by using the relation of depression in…

Q: What is the molality of the solution that contains 65 g of sucrose (C12H22O11) dissolved in 300g of…

A: Molarity is defined as moles of solute per kg of the solvent.