How many moles of K+ are present in 343 mL of a 1.27 M solution of K3PO4?

Q: How many grams of Cu(C2H3O2)2 (Molar mass ‎199.65 g/mol) are needed to make 25.0 mL of a solution…

A: Definition:Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: How many grams of KMnO4 are required to make 3.4 L of a 0.37 M solution? g

A: The molarity of the solution is defined by the number of moles of solute present in one liter of…

Q: What is the molarity of an aqueous solution prepared by adding 36.5 g of barium chloride to enough…

A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…

Q: How many moles of CaCl2 are present in 10.0 mL of 0.600 M CaCl2 solution?

A: Given: Volume =10mL=0.01 L Molarity of solution=0.600M Moarity=no of moles of solutevolume of…

Q: What is the molarity of a solution containing 8.6 g of NaBr in 0.85 moles of water? (density of…

A: Given, Mass of NaBr = 8.6 g Moles of water (H2O) = 0.85 moles Density of solution = 1.10 g/mL…

Q: 4. How many grams of NaBr (molar mass = 102.9 g/mol)

A: Given data : Molar mass of NaBr=102.9 g/mol Volume = 700 mL = 0.7 Litres Since, 1 Litre = 1000mL…

Q: what mass of FeSO4 is contained in 325 mL of a 1.8x10^-4 M solution of FeSO4?

A: We have to calculate the mass of FeSO4 .

Q: What mass of each solute is present in 270. g of a solution that contains 5.16% by mass NaCl and…

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Q: How many kilograms of H 2 O must be added to 75.5 g of Ca(NO 3 ) 2 to form a 0.500 m solution ?

A: GIVEN: To solve:Kilograms of water added to form 0.500 M solution? Solution:As we know,

Q: How many moles of solute particles are present in 1 L (exact) of aqueous 0.025 M HNO3?

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Q: An 804. g solution of Kool-Aid contains 377. g of water. What is the mass percent of Kool-Aid mix in…

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Q: How many moles of Na+ are present in 343 mL of a 1.27 M solution of Na2SO4?

A: Moles = molarity × volume (L) Number of moles of Na2SO4 = 1.27 M × 0.343 L = 0.43561 mole

Q: What is the concentration in molarity of an aqueous solution which contains 1.31% by mass ethylene…

A: Given: Mass percentage = 1.31% Molar mass of ethylene glycol = 62.07g/mol Density = 1.04g/mL

Q: How many moles of (NH4)2Fe(SO4)2 are in 64.00 mL of 2.50 M (NH4)2Fe(SO4)2 solution?

A: The molarity of a solution represents the concentration of the solution, which is expressed as…

Q: What volume in L of a 0.200 M K2SO4 solution contains 94.6 g of K2SO4?

A: Given :- mass of K2SO4 = 94.6 g  molarity of solution = 0.200 M or 0.200  mol/L  To calculate :-…

Q: What mass of AgOH will be needed to prepare 3.0 liters of a 1.40 M solution

A: Given :-  Molarity of AgOH solution = 1.40 mol/L  Volume of solution = 3.0 L  To calculate :-  Mass…

Q: How do you prepare a 750 mL of 0.25M sulfuric acid solution?  The available stock is 50.0 mL of 18…

A: Mole = Molarity× volume (in Litres)

Q: How many grams of AgNO 3 (molar mass = 169.87 g/mol) are needed to prepare 0.125M solution in 250 mL…

A: Given - Molarity = 0.125 M Molar mass = 169.87 gm.mole-1 Volume = 250 ml = 0.250 L (1L = 1000ml)

Q: If 20.1408 g of KNO, (MM = 101.10 g/mol) is dissolved in 15.06 mL of water at 66.8°C (Density(H,O)…

A: Answer: Solubility of a compound in water at a particular temperature is the maximum amount of…

Q: What volume in L of a 0.200 M K2SO4 solution contains 95.6 g of K2SO4?

A: Molarity is the amount of substance contained in one liter of a solution. Molarity is the measure of…

Q: 10.0 mL of a 0.150 M solution of phosphoric acid, H3PO4, are diluted to a total volume of 1.00 L.…

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Q: How many grams of H3PO4 are in 75.0 mL of a 2.50 M solution of H3PO4?

A: Molarity is a moles of solute soluble per liters solution. Molarity= moles / volume and moles =…

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Q: What is the molarity of a solution made by dissolving 3.75 x 10–2 g of NaHCO3 in enough water to…

A: Given information,    Mass of NaHCO3 = 3.75 x 10–2 g    Volume of solution = 200 mL = 0.200 L