How many grams of MgCly are needed to prepare 665 mL of 0.881 molar aqueous MgCly? Put answer in box in regular non scientific notation with one past decimal.

Q: An aqueous solution that is 15% by mass sodium chloride is prepared with 16 g of water. What mass of…

A: Mass% = Mass of solute x 100/Mass of solution

Q: If 200 g of 40.0% by mass methanol is combined with another methanol solution to produce 500 g of…

A: 40% methanol  by mass means 100 g of solution contains 40 g of nethanol. Amount = Mass of solution ×…

Q: How many mL of water do you need to add to 126 mL of a 0.53 M solution of acetone in order to create…

A: The solution of acetone contain acetone as a solute and water as a solvent. Thus for dilution of…

Q: e mass of the solution?

A:

Q: A chemist prepares a solution of aluminum sulfite (Al, (SO,)) by measuring out 57.0 umol of aluminum…

A:

Q: How many molecules of sucrose are contained in 14.3 mL of 0.140 M sucrose solution?

A: given : 14.3 mL of  0.140 M sucrose . we need fo find out the molecules of sucrose? first we need fo…

Q: Calculate the molenty of a solution in water to make 250 mL of gram of made by dissolving 18.5 g Pd…

A:

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

A:

Q: What is the percent by mass of a sodium hydroxide (NaOH) solution made by adding 83 grams of sodium…

A: Mass percentage of an element in a compound/solution is given by the mathematical expression- mass…

Q: 0.900 L of solution contains 0.013 moles of NHANO3. Calculate the molarity of the solution. In the…

A: The molarity, MNH4NO3, of the solution is calculated as shown below where V is the volume of the…

Q: Suppose 0.785 g of barium acetate is dissolved in 150. mL of a 36.0 m M aqueous solution of ammonium…

A: Given mass of barium acetate = 0.785 g volume = 150 ml = 0.150 L

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A:

Q: Complete the row for CH3OH. Enter your answers numerically separated by a comma. ΑΣφ ? Moles of…

A: Given: For CH3OH: Mass of solute is 12.0 g Molarity of solution is 0.540 M   For MgSO4: Mass of…

Q: In order to prepare 60 g of 10% Sodium Carbonate solutions, how many grams of water and sodium…

A: Percent solution is given by,

Q: freezing

A:

Q: How many moles of ammonium ions are in 125 mL of 1.40 M NH4NO3 solution? ________ moles (give answer…

A: Molarity of a solution can be calculated by dividing the number of moles of solute with the volume…

Q: Differentiate between solute and solvent?

A: ANSWER IS DISCUSSED BELOW :

Q: what mass of sucrose would you need to make 25.00 mL of a 0.500 M solution of sucrose

A: Step : 1            what mass of sucrose would you need to make 25.00 mL of a 0.500 M solution of…

Q: If the mass of of Na2CO3 is 0.011501g in 5ml of water, what is the mass in 106ml?

A:

Q: A solution of CaCl, in water forms a mixture that is 39.0% calcium chloride by mass. If the total…

A:

Q: How many grams of MgF2 are needed to prepare 250.5 mL of 0.934 molar aqueous MgF2? Put answer in box…

A:

Q: Calculate the molarity of 79.5 g of HCl in 2.00 L of an HCl solution. Express your answer with the…

A: Molarity =no of moles of solutevolume of solution in litres

Q: How much sodium phosphate in grams should be added to the solution to completely precipitate all of…

A: To solve this problem we have write the balanced chemical equation involved in that process.  The…

Q: What volume of 0.38 N CaCO3 solution contains 248 grams of CaCO3?

A:

Q: What mass of 7.25% NaOH solution is needed to provide 43.0 g of NaOH? (Give answer with correct sig…

A: Given  Weight % of solution = 7.25 %  Mass of NaOH  = 43 gram  Mass of solution = ?

Q: what volume, in mL of ethanol (C:H&O), are present in the bottle?

A: Given :- %v/v = 6.50%  volume of beer (solution) = 750.0 mL  To be calculated :- volume of ethanol…

Q: in solution is given to a patient suffering from hyperglycemia at /hr. The concentration of the…

A: To calculate units of insulin per hour:

Q: what volume, in ml of ethanol (C:H.O), are present in the bottle?

A: Given :- %v/v = 6.50 %           Volume of solution (beer) = 750.0 mL  To be calculated :- volume of…

Q: A solution of CaCl, in water forms a mixture that is 32.5% calcium chloride by mass. If the total…

A: Mass percent :- The mass of a component in grams present in 100 grams of a mixture is defined as…

Q: A student was asked to calculate the mass of NaCl (in g) needed to create 500 g of 10 % NaCl…

A:

Q: What mass of salt (NaCI) in grams (g) is required to prepare 2.552 L ofD51/¼NS solution? Give your…

A: Given that : The volume of D514NS solution = 2.552 L We have to calculate the mass of NaCl required…

Q: 4. UNKNOWN SOLUTION DENSITY AND MASS % WATER Un 48.37849 S6.62619 3.24774 10.0mL 82477g/n Mass of…

A: The mass of sample taken can be calculated by, Mass of sample=(Mass of sample + flask + stopper) -…

Q: What is the mass of 21% alcohol solution is needed to provide 18g of alcohol?

A: Given :-  %w/w of solution = 21% Mass of alcohol = 18 g  To be calculated :-  Mass of alcohol…

Q: How many grams of MgF2 are needed to prepare 673.9 mL of 0.135 molar aqueous MgF2? Put answer in box…

A:

Q: How many grams of CaCl, are needed to make 474.8 g of a solution that is 32.0% (m/m) calcium…

A: We have given 32% (m/m) solution of CaCl2 Mass of solution is 474.8 g Mass of CaCl2 =? Mass of water…

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Q: What volume of 0.5175 M aluminum ion solution can be prepared from 6.0000 grams of aluminum sulfate?…

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

Q: A chemist prepares a solution of potassium bromide (KBr) by measuring out 31. mg of KBr into a 100.…

A:

Q: A) TTempersture Į vohime v Molarity ↑ Molority B.) ↑ Tempersture ↑ volume c.) V Molbvity C.) v…

A: Option D is correct answer.

Q: Calculate the molarity of 28.5 g of NaOH in 350. mL of an NaOH solution. Express your answer with…

A: Molarity of the solution is equal to the number of moles of solute dissolved in per liter of…

Q: How many g of Na2SO3 are in 350 mL of 1.10 M solution?

A: To solve this problem first we will calculate the number of moles of Na2SO3 in the Solution then…

Q: What is the percent by mass NaCl of a solution that contains 56.0 grams of BeO and 138.0 grams of…

A: Given: The mass of the solute, i.e;  BeO=56 g. The mass of  the solvent, i.e; H2O=138 g. Therefore…

Q: O CHEMICAL REACTIONS Calculating molarity using solute moles A chemist prepares a solution of…

A: Given, Note: 1 µmol = 10-6 mol Moles of FeBr3 = 85 µmol = 85 × 10-6 mol Note: 1 mL = 10-3 L Volume…

Q: How many grams of MgCly are needed to prepare 665 mL of 0.881 molar aqueous MgCl?

A: Given :-  volume of MgCl2 solution = 665 mL  molar concentration of MgCl2 solution = 0.881 M or…

Q: How many milliliters of a 20% magnesium sulfate solution will contain 40 grams of the solute…

A: 20% solution represents that 100 ml of magnesium sulfate solution contains 20gm magnesium sulfate.…

Q: How many moles of NaCl are in 2,281 mL of a 9.58 M solution? Report your answer with 3 decimal…

A:

Q: What is the molarity of a 2.54 moles of Li,S03 dissolved to make 34.55 liters of solution? Please…

A: Given: 2.54 mole 34.55 L of solution

Q: How many grams of sucrose (molar mass = 342.3 g/mol) are needed to make 550.0 mL of a 0.31 M…

A:

Q: If you by accident add more water than needed to your flask would the determined concentration of…

A: The solution becomes more dilute when water is added to a solution.