A 300 ml solution of 0.55M sodium Chloride solution was evaporated. How much salt by weight was recovered?

Q: The solution was prepared by adding 150 g of sodium hydroxide to 150 g of water, giving a total…

A: Molarity is defined as no.of moles of solute devided by volume of solution in liter.

Q: 7.3 g NiSO4 in 432.0 mL of solution. M

A: Number of moles of a substance is equal to the mass of substance divided by its molar mass. Write…

Q: What mass of potassium nitrate is found in 753.33 mL of a 0.95 M aqueous potassium nitrate solution?…

A: Given that,  The volume of the KNO3 solution is V = 753.33 mL, The concentration of the KNO3…

Q: What volume, in milliliters, of a 0.160 M solution of KCl contains 2.80 gof the compound? Express…

A: Given: Molarity= 0.160 M  Mass of KCl given= 2.80 g  To find:  Volume in mL = ?

Q: 400.0 mL of a 0.455 M solution of NaCl is diluted to 900.0 mL. What is the new concentration of the…

A: Given, 400.0 mL of a 0.455 M solution of NaCl is diluted to 900.0 mLwe are asked to calculate the…

Q: What is the molar concentration of a lidocaine solution prepared by diluting 15. mL of a 2.0 M…

A: Given -> Initial volume (V1)= 15 ml  Initial concentration= (M1)= 2.0 M Final volume= (V2)= 25 ml…

Q: 565 mL of water was added to 40.0 mL of 0.550 M MgCI, solution. Assume the volumes are additive.…

A: • The values provided in the question are:-       i) Initial concentration of MgCl2 solution, M1 =…

Q: A 122-mL sample of a 1.2 M sucrose solution is diluted to 500.0 mL. What is the molarity of the…

A: Given, volume of sample, V1 = 122 mL Molarity of sucrose solution, M1 = 1.2 M Volume of the…

Q: what volume (in L) of a 2.84 M sodium chloride solution contains 6.84 moles of sodium and chloride…

A: Given molarity of NaCl = 2.84 M moles of ions = 6.84 moles

Q: Calculate the molarity of a solution prepared by dissolving 22.46 grams of LiF (OR Li F) to total…

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Q: How many grams of solute are present in 855 mL of 0.880 M KBr?

A: We can determine the mass of solute, KBr present in the given solution from the number of moles of…

Q: How many grams of solute are present in 635 mL635 mL of 0.440 M KBr?

A: The volume of the KBr solution is = 635 mL The molarity of the KBr solution is  = 0.440 M The mass…

Q: What volume of stock solution do you need to prepare 50.00 mL of .0125 M HCl solution from 1.25 M…

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Q: 3. You receive a request to manufacture a stock solution of magnesium chloride, so that when it is…

A: We have to determine the weight of magnesium chloride requires to prepare solution of magnesium…

Q: 10. (a) Calculate how much of a 12.0 MHCI solution (in mL) is needed to make 350.0 mL of a 0.50 M…

A: Given:M1 = 12.0 MM2 = 0.5 MV2 = 350.0 mL

Q: When 14g MgSO4 7H2O is dissolved in 100g water the density of the solution is found to be 1.060g/mL.…

A: Molarity:  Molarity is one of the unit of concentration. It is defined as the number of moles of…

Q: Calculate the molarity and express answer with appropriate units. 7.20 g of NaCl in 350. mL of a…

A:

Q: How many grams of calcium iodide, CaI2, must be dissolved to prepare 300. mL of a 0.154 M aqueous…

A:

Q: A 50.0 mL aqueous stock solution of 0.85 M NaOH is diluted to a final volume of 249.1 mL. What is…

A:

Q: What is a solute? Why is water the universal solvent?

A: Solution is a liquid mixture that is formed by combining two chemical substances in which one is…

Q: Concentrated ammonia is 35.6% ammonia by mass and has a density of 0.88 g/mL. What is the molarity…

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Q: How many grams of solute are present in 645 mL of 0.200 M KBr?

A:

Q: a student will be preparing 100.0 ml of a 0.050 m aqueous solution of NaCl in a clean and dry…

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Q: Suppose you have 50. mL of 0.333 M magnesium acetate. You transfer 5.00 mL of this solution to a…

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Q: A 0.786 g sample of KHP is dissolved in 50 mL of water and titrated with KOH. The initial burette…

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Q: The mass of barium fluoride that is dissolved in 150 mL of a saturated solution is grams.

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Q: How many grams of solute are contained in each solution in 330 mL of a 0.34 M NaNO3 solution?

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Q: molarity

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Q: What volume of 0.220 M HBr solution (in mL) is required to obtain 0.0600 moles of HBr? A) 3.67 L B)…

A:

Q: You dissolve 8.83 mmol of sodium bicarbonate into a total volume of 7.22 mL. What is the molarity of…

A: Molarity is no. Of moles per litre of solution.

Q: a solution is made by diluting 5.00 mL of 0.021 M potassium dichromate to 250 mL. What is the…

A:

Q: An aqueous magnesium chloride solution is made by dissolving 6.646.64 moles of MgCl2 in sufficient…

A:

Q: The molarity of a solution prepared by dissolving 0.0731 moles Kl in 325 mL of solution

A: Given moles of KI (solute) = 0.0731 moles Volume of solution = 325 ml

Q: A student wants to prepare 560.0 mL of a 0.210 M solution of Li2CO3.  What mass of Li2CO3 must be…

A: Given that; Molarity of Li2CO3 = 0.210 M Volume = 560.0ml = 560.0ml × 1L/1000ml = 0.560 L  Molar…

Q: A 0.0955 M solution of NaNO₃ needs to be prepared through dilution. A 0.500 M stock solution will be…

A:

Q: (Concentration Units) A 26.0% by mass aqueous solution of MgSO4 is prepared. The denstiy of the…

A: Find the solution below

Q: How many grams of solute are present in 125 mL of 0.860 M KBr?

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Q: How many grams of solute are present in 195 mL of 0.310 M KBr?

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Q: Dye stock solution      concentration               blue———     0.3523               Yellow.…

A: The given problem is a simple question of mole concept and here we have to find out the molar…

Q: How many grams of solute are present in 235 mL of 0.680 M KBr?

A: Given: Molarity of KBr solution = 0.680 M Volume of KBr solution = 235 mL = 0.235 L (because 1 L =…

Q: A 300-mL solution of 3.0 M HCl is diluted to 2.0L. What is the final molarity?

A: Calculation of molarity of diluted HCl solution:  Provided data is as follows:  C1 = 3.0 M V1 = 300…

Q: What volume of a 0.400 M HCl solution is required to prepare 3.00 L of 0.0872 M HCl?

A: From neutralization of solution, V1S1 = V2S2 V2 = v1×s1v2     volume of HCl solution (V1) =3.00 L…