What mass of potassium nitrate is in 2.50 L of a 1.26 M solution? The molar mass of potassium nitrate is 101.11 g/mol. O 253 g 201 g O 51.0 g O 318 g

Q: How many grams of solute are contained in 50.0 mL of a 1.20 M HCl solution? The molar mass of HCl is…

A: The mass of solute is calculated using the definition of molarity.

Q: If you wanted to prepare 500.0 mL of a 0.250 M solution of dextrose (C6H1206) in water, how much…

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Q: In the lab, a student makes a solution of CaCl 2 by dissolving 9.0 grams of solid in 425 mL of…

A: We have given that  Mass of CaCl2 = 9 gram  Volume of solution = 425ml = 0.425L  We know that…

Q: what volume (in L) of a 2.55 M sodium chloride solution contains 5.56 moles of sodium and chloride…

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Q: A sample contains 146.1 grams of NaCl dissolved in 1.0 L of water. What is the molarity of this…

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Q: A 1.00 L sample of NaOH solution is diluted to give a total final volume of 2.50 L. If the initial…

A: Initial volume (V1)) = 1.0 L Initial molarity (M1) = 3.20 M Final volume (V2) = 2.50 L Final…

Q: If you were asked to make a 100.0 mL solution with 36.15 g of potassium permanganate (KMnO4), what…

A: The given mass of KMnO4 = 36.15 g The desired volume of the solution = 100.0 ml   Given molar…

Q: What is the molarity of a solution with 0.30 grams of solute and a volume of 6,680.0 mL?  The solute…

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Q: A 4.90% by mass solution of KCl has a density of 1.03 g/mL. What is the molarity of this solution?…

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Q: Calculate the molarity of the two solutions. The first solution contains  0.550 mol  of  NaOH  in…

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Q: Calculate the molarity of the two solutions. The first solution contains 0.400 mol of NaOH in 2.80 L…

A: 1) molarity  = moles of solute / volume of solution in L Since volume of solution in L = 2.8 L And…

Q: A solution is prepared by dissolving 98.6 g of LICI in enough water to form 675 mL of solution.…

A: Given  Mass of LiCl = 98.6 gram  Volume of solution =  675 mL                                 =  675…

Q: a chemist wants to make 5.5 L of a 0.300 M CaCl2 solution. What mass of CaCl2 (in g) should the…

A: Given : Concentration of CaCl2 = 0.300 M And volume of solution = 5.5 L

Q: What mass of a 4.00% NaOH solution by mass contains 15.0 g of NaOH?

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Q: How many moles of solute are contained in each solution? a. 250 mL of a 0.55 M NaNO 3 solution b.…

A: Given information: a. 250 mL of a 0.55 M NaNO3 solutionb. 145 mL of a 4.0 M HNO3 solutionc. 6.5 L of…

Q: An ethanol solution has a density of 0.8724 g/mL and contains 68.00% ethanol (CH3CH2OH) by mass.…

A: Assuming we have 100 mL i.e 0.1 L of solution  Given : % by mass of of ethanol = 68 %  and density…

Q: Calculate the mass, in grams, of solute present in each of the following solutions. a. 343 g of…

A: It is based on the concept of expressing concentration in different ways Here we are required to…

Q: Calculate the volume of solution in liters, L, needed to prepare a 0.650 M solution from 180.0 g of…

A: The objective of this question is to calculate the volume of solution needed to prepare a 0.650 M…

Q: To what volume should you dilute 150.0 ml of an aqueous 4.00 M potassium phosphate solution so that…

A: The process of dilution is defined as the process in which a solution with a lower concentration is…

Q: What mass (in grams) of Mg(NO3)2 is present in 200 mL of a 0.500 M solution of Mg(NO3)2?

A: The mass is determined by using molarity formula. The molarity is expressed as follows,

Q: In the lab, a student makes a solution of KOH by dissolving 52.0 grams of solid in 255 mL of water.…

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Q: Calculate the molarity of the two solutions. The first solution contains 0.400 mol of NaOH in 2.30…

A: Molarity is the ratio of number of moles of solute to the volume of solution (in L) Number of moles…

Q: a chemist wants to make 5.5l of a 0.300 M CaCl2 solution. What mass of CaCl2 (in g)  should the…

A: Given: Volume of solution = 5.5 L And concentration of CaCl2 = 0.300 M

Q: A 15.0 mL 0.500 M NaNO3 solution is mixed with 50.0 mL 0.200 M Fe(NO3)3 solution. What is the molar…

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Q: What volume of 0.252 M potassium hydroxide solution is required to completely neutralize 0.0106…

A: Chemical ReactionH3PO4 +3 KOH →K3PO4  + 3H2OMolarity of KOH = 0.252 MMoles of Phosphoric Acid =…

Q: What is the molarity of 25 g of iodine, I2, in 350. mL of solution? 2.8 x 10 M 5.7 x 10-1 M 2.8 x…

A: Molarity : Moles of solute present per liter of solution is called molarity of the solution.…

Q: Calculate the molarity of each solution. 27.33 g C6H12O6 in 1.23 L of solution           36.8 mg…

A: Given mass of glucose = 27.33 g Molar mass of glucose = 180 g/mol Number of moles of glucose =…

Q: Calculate the mass percent of solute in each solution. Calculate the mass percent of 2.47 g KCl2.47…

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Q: 1. How many moles of potassium chloride, KCl, are in 35.0 g of KCl. 2. Enter your answer with both…

A: 1.) Given  mass of KCl = 35.0 g    Required data - molar mass of KCl = 74.5 g/mol   Formula used…

Q: What volume in L of a 0.320 M Mg(NO₃)₂ solution contains 45.0 g of Mg(NO₃)₂ ?

A: Given, mass of Mg(NO3)2 = 45.0 g we know, molar mass of Mg(NO3)2 = 148.3 g/mol => moles of…

Q: For convenience, one form of sodium hydroxide that is sold commercially is the saturated solution.…

A: Concentration of the stock solution of sodium hydroxide saturated solution is given as 19.4 M.…

Q: Calculate the molarity of the two solutions. The first solution contains 0.300 mol of NaOH in 2.70…

A: The molarity is given by , Molarity = number of moles of solute ÷ volume of solution in L.

Q: Calculate the molarity of a solution containing 306.5 g of Mg(NO3)2 per liter of water. The solution…

A: The mass of magnesium nitrate, Mg(NO3)2 is given as .The molar mass of Mg(NO3)2 is .The volume of…

Q: What volume in liters, L, of a 0.850 M solution can Jorge prepare from 0.350 L of a 3.00 M solution?…

A: The objective of this question is to find out the volume of a 0.850 M solution that can be prepared…

Q: What is the concentration of an HBr solution if 0.9267 g of HBr are dissolved in enough water to…

A: Given :-  Mass of HBr = 0.9267 g  Molar mass of HBr = 80.91 g/mol  Volume of solution = 79.97 mL or…

Q: You have 500 mL of a 0.10 M NaCl solution. You dilute the solution to a new volume of 1 L. What is…

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Q: Concentrated sodium hydroxide (39.997 g/mol) is 50.% by mass and has a density of 1.51 g/mL. What is…

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Q: How many grams of solute are present in each of these solutions? a. 51.7 mL of 0.744 M HBr g HBr b.…

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Q: A chemist has a solution made from 1.923 kg of ammonium phosphate dissolved in 2.1 L of water. They…

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Q: Determine the mass of solute (in g) contained in 250.0 mL of a 3.17 M solution of AlF3

A: Answer: 66.57 g is the mass of AlF3 solute:

Q: In the lab, a student makes a solution of NaOH by dissolving 49.0 grams of solid in 195 mL of water.…

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