Which type of concentration is calculated when the grams of solute is divided by the grams of the solution, and the result is multiplied by 1 000 000? (1) molarity (2) parts per million (3) percent by mass (4) percent by volume

Q: An aqueous solution of magnesium nitrate, Mg(NO)2, contains 2.92 grams of magnesium nitrate and 17.7…

A: Given :- mass of magnesium nitrate = 2.92 grams Mass of water = 17.7 grams  To calculate :-…

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: 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: 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: Containers A and B hold two aqueous solutions. Container A has Hydrochloric acid with a…

A: Concept of molarity needs to be introduced first. When a 1000 ml solution contains 'x' mols of any…

Q: 7) A chemist prepares a solution of potassium permanganate (KMnO4) by measuring out 10.4 g of…

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Q: If I added 14.5 grams of NaNO3 to a final volume of 200.0 mL of water to make a solution of NaNO3,…

A: The molarity (M) of a solution is the number of moles of solute dissolved in one liter of solution.…

Q: what's the concentration of solution in units of molarity when 79.23 g of sodium bromide is added to…

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Q: What mass (g) of MgCl2 is required to make 58 mL of 0.41 M MgCl2 (aq) solution

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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: A bottle of nitric acid has a density of 1.423 g/mL, and contains 70.9% nitric acid by weight. What…

A: Given information,    Nitric acid has a density of 1.423 g/mL, and contains 70.9% nitric acid by…

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: A solution is created by dissolving 12.0 grams of ammonium chloride in enough water to make 265 mL…

A: The number of moles (n) of ammonium chloride is calculated by the expression given below in which m…

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

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Q: Calculate the concentration, in grams of solute per 100 g of water, of a solution in which 7.462g of…

A: Given,7.462 g of solute dissolved in 25.50 mL of water.Determine the concentration in grams per…

Q: An aqueous Nal solution is prepared by dissolving 23.95 g Nal in enough water to produce 175.7 mL of…

A: Given, mass of NaI = 23.95 g we know, molar mass of NaI = 149.89 g/mol we know, => moles of NaI =…

Q: Consider a 3.00 M CH3OH solution. What volume of this solution, in ml, is needed to provide 0.202 g…

A: Given that : Molarity of CH3OH = 3.0 M Mass of CH3OH = 0.202 g Molar mass of CH3OH = 32.042 g/mol…

Q: Calculate the molarity of the following solutions: (a) 0.14 mol of solute in 79.2 mL of solution…

A: Finding Molarity of the solution.   As per our guideline we have to answer first three questions…

Q: An aqueous solution is 30.0% by mass ammonia, NH3, and has a density of 0.892 g/mL. The molarity of…

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Q: at a certain temperature,1.85 grams of barium hydroxide will dissolve to form 100.0 ml of a…

A: The given mass of barium hydroxide = 1.85 g The volume the solution = 100.0 mL = 0.100 L  The…

Q: a drop of water contains about 1.70* 1021 molicules. if the water were evaporating at the rate of…

A: Given, a drop of water contains = 1.70 x 1021 molecules            rate of evaporation of water =…

Q: How many grams of solute are present in each of the following aqueous solutions? (c) 320 mL of a…

A: Molecular weight of calcium sulfate, CaSO4 = 40+32+64 = 136 gm/mol  1 M CaSO4 solution means 1000 mL…

Q: A 0.820 m aqueous solution of KBr has a total mass of 82.0 g. What masses of solute and solvent are…

A: molality of KBr(m) = 0.820 mmolar mass of KBr = 119.00 g/molmass of KBr =?mass of water i.e. solvent…

Q: When 36.5g of NaCl(s) is added to enough water to make 550.0 ml of solution, what is the molarity of…

A: Given : mass of NaCl added = 36.5 g volume of solution = 550.0 mL = 0.550 L…

Q: A solution is determined to be 0.560% acetic acid by mass. What is its molarity? (Assume the density…

A: The variety of concentrations depicting terms such as percent by mass, molarity etc are interrelated…

Q: Vinegar is a solution of acetic acid (the solute) in water (the solvent) with a solution density of…

A: There are many ways to designate solutions' concentration such as molarity, mass percent or…

Q: 13. A solution of Na2CO3 (105.99 g/mol) is obtained by dissolving 0.10599 g of Na2CO3 into in a…

A: The question is based on the concept of solutions.   molarity is a method of expressing…

Q: Calculate the molarity of the two solutions. The first solution contains 0.150 mol of NaOH in 2.55 L…

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Q: mass of CuSO4·5H2O(s) required to prepare 100.0 mL of 0.100 M solution.

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: Calculate the molarity of the following solutions: (a) 0.31 mol of solute in 84.7 mL of solution…

A: * Molarity  = Moles / volume of solution in L  By using this we can calculate the Molarity of…

Q: How many grams of solute are present in  505 mL  of  0.690 M KBr?

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Q: Assuming it dissolves completely, what mass of solute is in a solution prepared by dissolving 22.69…

A: Chemistry often involves the preparation of solutions by dissolving solutes in solvents. One crucial…

Q: 12. Determine how many grams of each of the following solutes would be needed to make 2.50 x 102 mL…

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