How much solute is needed to solutions? (Use the atomic weights 32. 200 mL of 0.1N H,SO, 33. 500 mL of 0.5M CaO 34.100 mL of 0.2N KC1 35. 200 mL of O

Q: calculate the volume in millimeters of a 1.6 mol/L sodium carbonate solution that contains 225. mmol…

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Q: How many liters of a 3.66  M M K2SO4K2SO4 solution are needed to provide 76.2  g g of K2SO4K2SO4…

A: Let the volume of solution of 3.66 M be V    We know that Molarity of a solution is the number of…

Q: What is the mole fraction of solute in a 3.76 m aqueous solution? X solute =

A: The mole fraction of a component in the mixture is defined by the ratio of moles of that substance…

Q: What mass of a 2.50% Mg(OH)2 solution by mass contains 45.0 g of Mg(OH)2?

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Q: 9. To what final volume should you dilute 42.5 ml of a 2.25 M NaCl so that 25.0 ml of the diluted…

A: Volume of stock solution(V1) = 42.5 mlMolarity of stock solution(M1) = 2.25 Mmass of NaCl = 3.25…

Q: 132 g of 0.445 m KCl Express your answer using three significant figures. msolute = VE ΑΣΦ Submit…

A: mass of solution = 132 gmolality = 0.445 mmass of KCl =?

Q: Calculate the mass percent of a solution that is prepared by adding 46.3 g of NaOH to 330 g of H2O.

A: Mass Percent of solution  = ( Mass of Solute / Mass of Solution )  * 100  Here  solute = NaOH…

Q: What mass of kclo3 is needed to make 433.2 g of a 5.9% by mass solution

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Q: number of moles

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Q: The density of the concentrated HBr solution of 48% by mass is 1.50 g / ml.  a) How many grams of…

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Q: How many moles of NaOH are present in 333 mL of 0.955 M solution? (Don't forget to convert mL to L…

A: Molarity = Number of mole/Volume (L)

Q: The ideal mixture of two aqueous solutions of HNO3 is made by means of 100 mL of solution with 20 g…

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Q: Convert the following concentrations into the desired units. A solution of methanol (CH3OH) in…

A: 5.23m or 5.23mol/Kg (because, 1m=1mol/Kg) means 5.23mol of Methanol are present in 1Kg or 1000g of…

Q: A solution contains 3.00 g of solute in 13.6 g of solvent. What is the mass percent of the solute in…

A: Total mass of solution is equal to sum of mass of solvent and solute

Q: If 2.20 kg of solution contains 0.59 kg of solute, what is the percent by mass concentration? 0.27%…

A: The objective of this question is to calculate the percent by mass concentration of a solution. The…

Q: What is the concentration in molarity of an aqueous solution which contains 1.41% by mass acetone…

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Q: An aqueous solution weighs 22.8Ib.It contain 15.3 Ib of water , the rest is KCI.What is the mass…

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Q: 2. The volume of a 2.25 M solution of sodium permanganate that coins 4.00 moles of solute would be

A: Molarity is a concentration term which is defined as the number of moles of solutes dissolved per…

Q: How many moles of CoCl3 are in 172.6 ml of a 19.6 mass % solution of CoCl3 which has a density of…

A: We have volume of solution as 172.6 mL, having density of 1.206 g/mL . We have 19.6% mass percentage…

Q: the density of a 3.539 M HNO3 aqueous solution is 1.150 g x mL-1 at 20 Degrees C. What is the molar…

A: Given Molarity = 3.539 M Density = 1.15 g/ml

Q: 5.0 g sample

A: When the mass of a substance is given, the number of moles is calculated by dividing the given mass…

Q: Consider boric acid (H3BO3; 61.83 g/mol). A 250 mL solution of 0.125 M boric acid solution contains…

A: Molarity(M)is defined as the number of moles of solute present in 1000mL of the solution. M=Moles of…

Q: How many grams of KNO3 are there in 198 grams of an aqueous solution that is 11.2 % by weight KNO3?

A: Mass percentage of solute = mass of solute ( KNO3) ×100mass of solution  11.2 = mass of solute(…

Q: Which beaker(s) below shows a STRONG electrolyte? A H* НА H* A НА H* НА A- HĄ H* H* НА НА H* НА A-…

A: Strong electrolyte is an electrolyte that dissociates completely in the aqueous solution, producing…

Q: An aqueous solution is 12.0 % by mass silver nitrate, AgNO3, and has a density of 1.11 g/mL. The…

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Q: What mass of KBr is present in 54.92 g of 14.2% (m/m) KBr solution?

A: Answer: In this question we have to find out the mass of KBr that should be present in 54.92g…

Q: Calculate the mass percent of the following solutions: (a) 28.1 g KCl + 113.4 g H2O (b) 7.03 g…

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Q: Unit 4: 1. Calculate the molar concentrations for the following solutions: a) 23.5g of NaCl is…

A: To solve this problem we will use the formula  Molar concentration = number of moles of Solute /…

Q: What is the concentration in molarity of an aqueous solution which contains 20.01% by mass…

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