For convenience, one form of sodium hydroxide that is sold commercially is the saturated solution. This solution is 19.4 M, which is approximately 50% by mass sodium hydroxide. What volume of this solution would be needed to prepare 3.50 L of 3.00 M NaOH solution?

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: grams of barium hydroxide

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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: An experiment calls for 211 mL of 0.401 M NaCl solution. What mass of NaCl is required? Mass = What…

A: Mass = Molar mass * Molarity

Q: 71.  What mass of solid NaOH (97.0% NaOH by mass) is required to prepare 1.00 L of a 10.0% solution…

A: Given,Volume of solution = 1.00L. Density of 10.0% solution = 1.109g/mL.

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

A:

Q: A 10.5%(w/w) NiCl2 solution has a density of 1.149 g/mL. What is the mass in grams of Ni2+ contained…

A: Given : 10.5%(w/w) means 10.5 grams of NiCl2 (solute) present in 100 grams of solution. Mass of 1 L…

Q: What volume, in mL, of 2.52 M HCl is required to prepare 176.5 mL of a 0.449 M HCl solution? a) 156…

A: Since the moles of HCl in the 2.52 M HCl solution taken should be the final moles of HCl in 0.449 M…

Q: Concentrated hydrochloric acid is available commercially as a 12 M solution. What is the molarity of…

A: The given problem can be solved by using the formula given below as; M1 V1 = M2 V2…

Q: Calculate the volume in mL of a 2.334 M of calcium nitrate solution that contains 154.3 grams of…

A: To solve this problem we will use the formula  Molarity = number of moles of solute/Volume of…

Q: How many milliliters of water should a chemist add if they want to prepare an 0.200 M aqueous…

A: Molarity of a solution is defined as the number of moles of solute present in one litre of solution.…

Q: How many milliliters of water should a chemist add if they want to prepare an 0.200 aqueous solution…

A: The number of moles for a given chemical species refers to the ratio of mass of the species to that…

Q: A solution contains 40g of common salt in 340g of water.calculate the concentration in terms of mass…

A: Concentration of solution in terms of mass by mass percentage is given as, Concentration of solution…

Q: How many moles of NaOH are contained in 12.44 mL of 0.672 M NaOH solution?

A: Given  Volume of solution   = 12.44 mL                                   =  12.44 × 10-3 Liter…

Q: Enter your answer in the provided box. Calculate the following quantity: volume of 1.86 M calcium…

A: This problem can be solved by using the molarity equation :…

Q: How many grams of solute are present in 955 mL of 0.380 M KBr?

A: Formula used: Molarity= no.of moles of solute/volume of solution

Q: A 14.8 M solution of concentrated nitric acid has 15.7 mL withdrawn from it. The 15.7 mL sample is…

A: When a concentrated solution of concentration C1 and volume V1 is diluted by adding water to a final…

Q: How many grams of potassium hydroxide would you use to prepare 2500 mL of a 1.40 M solution?

A: Introduction: Molarity (M): It is the amount the moles of a solute per liters of a solution.…

Q: Commercial hydrochloric acid (HCl) has a concentration of 12.1 M. What volume of the commercial HCl…

A: Since we know the final volume and concentration of the HCl solution as 250 ml and 3 M Hence final…

Q: What volume of a 6.0 M solution do you need to dilute to prepare 250 ml of a 1.5 M solution?

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Q: A solution is prepared by dissolving LiCl in water. What is the mass percentage of water in a…

A: The mass percentage of water in a solution is calculated using the following formula: Mass% of…

Q: How many grams of NaCl are needed to prepare 7.9 mL of a 0.75 M NaCI (aq) solution?

A: Solution of Nacl volume of 7.9 ml Molarity of Nacl solution = 0.75 M We have calculate the how many…

Q: What mass of a 4.00% NaOH solution by mass contains 25.0 g of NaOH

A:

Q: Calculate the mass of nickel (iii) Sulfate required to prepare 425 mL of a 0.0289 mol/L solution

A: The molarity of a solution is calculated using the formula as shown below: Molarity = number of…

Q: 6. What volume of concentrated nitric acid, HNO, (15.8 M) should be added to water to form 450.0 mL…

A:

Q: A chemist needs 13.81 mL of 1.458 M NaCl. What volume in mL of 3.767 M NaCl must be diluted in water…

A: Moles before dilution and after dilution ae same as per mole concept.

Q: A chemist has a sample of 1.88 M HCl. What volume of the sample does he require to prepare 200 mL of…

A: M1=1.88M; V1=?    M2=0.45M; V2=200mL

Q: How many grams of lithium nitrate, LiNo3 (68.9 g/mol), are required to prepare 123.5 ML of a 0.881 M…

A: All the information is given Use molarity formula Molarity=mass×1000/molar mass×volume Put the…

Q: How many grams of NaOH would you need to make 3,243 mL of a 7 M NaOH solution (m.w. = 40.00 g/mol)?

A: Molarity is defined number of moles of solute is dissolved in one litre of solutions

Q: How many milliliters of a 0.900% (m/v) normal saline solution can be prepared from 2.00 g of sodium…

A: Percentage (mass/volume) can be defined as the weight of solute in g per volume of solution in mL,…

Q: Calculate the mass of nickel(III) sulfate required to prepare 425 mL of a 0.0289 mol/L solution.

A: The number of moles is the mass-to-molar mass ratio. It is denoted by n. The formula of the number…

Q: How many milliliters of water should a chemist addif they want to prepare an 0.200 M aqueous…

A:

Q: How many grams of dextrose are needed to make 675 mL675 mL of a 26.0% (w/v)26.0% (w/v) dextrose…

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Q: How many grams of dextrose are needed to make 615 mL of a 33.0 % (w/v) dextrose solution? Note that…

A: Given that : Volume of solution = 615 mL of 33.0% (w/v)  Mass of dextrose = ?

Q: Calculate the mass of nickel(II) sulfate required to prepare 425 mL of a 0.0289 mol/L solution.

A: MASS: The estimated value of the quantity of matter in any object or a substance is known as mass.…

Q: What mass of a 4.00% NaOH solution by mass contains 15.0 g of NaOH?

A: Given: Mass of NaOH = 15.0 g Mass % of NaOH = 4.00 %

Q: What mass of NaOH pellets is required to prepare 2.6 L of 0.37 M NAOH solution? Mass g NaOH

A: Molarity(M): It is defined as the number of moles of solute dissolved in 1 Litre of solution.

Q: How many grams of sodium hydroxide must be dissolved in 200 g of water to produce a 4.00% by mass…

A: Given data: Mass of water = 200 g Concentration of solution = 4% by mass  Given data: Mass%=Mass of…

Q: How many grams of solute are present in 855 mL of 0.480 M KBr?

A: Volume of solution = 855 mL = 0.855 L Molarity of the solution = 0.480 M

Q: Percent by volume (% v/v) of a substance is a term that represents the concentration of the…

A: In this case, we can use the equation of dilution. That is, C1V1 = C2V2 Where, C1 = concentration of…

Q: A sulfuric acid solution containing 571.3 g of H2SO4 per liter of the aqueous solution has a density…

A: We have, The weight of H2SO4 = 571.3 g Density of solution= 1.329 g/ml Volume of solution= 1000 ml…

Q: Assuming the volume of a pink freezer pop solution is 30.0 ml and the concentration of red pop is…

A: Given,  Volume = 30 ml                 = 30×10-3L = 0.03L Concentration of red pop = 3.03g/L To find…

Q: An aqueous solution of 2.54 M silver nitrate, AgNO3, has a density of 1.35 g/mL.The percent by mass…

A: The percent by mass of AgNO3 in the solution is calculated in step two.

Q: What mass of calcium chloride, CaCl2, is needed to prepare 3.680 L of a 1.56 M solution?

A: Please find the below attachment.

Q: What volume (mL) of a concentrated solution of calcium chloride (9.00 M) must be diluted to 350. mL…

A: Since we are just diluting the concentrated solution  Hence the moles of calcium chloride will be…

Q: What mass, in grams, of sodium bicarbonate are contained in 0.550 L of a 2.15 M solution?…

A: Given that,volume of the solution = 0.550 L molarity of the solution = 2.15 M = 2.15 mol/L moles of…

Q: How many milliliters  of water should a chemist add if they want to prepare an .200 m Aqueous…

A: Molarity=No of moles salute x 100Volume of solution in mlNo of moles of salute=given massmolar…

Q: According to the label on a bottle of concentrated hydrochloric acid, the contents are 36.0% HCl by…

A: By considering the total mass of the solution be 100 g. The amount (m) of HCl present is 36.0 g. The…