How many milliliters of water should be added to 60 mL of a 2% w/v aqueous solution to prepare a 1% w/v solution?

Q: Percent concentration of 40 grams NaOH in 2 liters of solution

A: Given-> Weight of NaOH = 40 gm Volume = 2 L = 2000 ml (1 L = 1000 ml)

Q: 1. How many moles of KNO3 are needed to make 450 ml of 1.5 molar solution?

A: Given- Volume = 450 ml = 0.450 L (1L = 1000ml) Molarity = 1.5 M

Q: 0.4 mL of a solute is dissolved in 99.6 mL of solvent. What is the concentration in %v/v?

A: We have given that  0.4 mL of a solute is dissolved in 99.6 mL of solvent.  What is the…

Q: How many grams of NaNO3 is needed to prepare a 100 mL of 2M solution

A: Molarity is defined as number of moles of solute divide by volume of solution in liter

Q: how many mL of .536 M CaCl2 are needed to prepare 250mL of 175M aqueous solution calcium chloride

A: The volume required is calculated below.

Q: 1. What is the percentage of 12g of powder juice in 88g of water?

A:

Q: What is the molarity of 5.6 L of solution made with 89.6g of NaCl?

A: Given,  The volume of a solution = 5.6 L.  The mass of NaCl = 89.6 g The molarity of the solution…

Q: how many grams  of active ingredient are in 2L of a 5% solution

A: Given :-  %w/v = 5%  Volume of solution = 2L  To calculate :-  Mass of active ingredient (in grams)

Q: How many mL of 0.400 M KCl would be required to make a 0.500 M solution of KCl when diluted to 200.0…

A:

Q: 5) How much water would you need to add to 10.0 ml of a 16.0 M solution in order to make a 0.050M…

A: Hello. Since multiple questions have been posted, the first question shall be only solved in this…

Q: How would you prepare 100 mL of an aqueous solution with 0.40 M KI? A solution  with 0.65 M NaCN?

A: Given,  a). How would you prepare 100 mL of an aqueous solution with 0.40 M KI = ? b). How would you…

Q: 5. How many grams of CaCL2 (MM = 110 g/mol) should be dissolved in H20 to prepare a liter of 1.2M…

A: Molarity means moles of solute dissolved in a litre of solution.

Q: How many mL of 0.4M solution contains 0.200 mol of solute? (3 SF)

A: Given: Molarity of solution = 0.4M (or mol/L) Moles of solute = 0.200 mol Molarity is the measure of…

Q: grams

A:

Q: How much potassium nitrate (KNO3) will you have to add to 100 g of water at 40°C to make a saturated…

A: Answer

Q: How many grams of AgNO3 will be needed to prepare 200.ml of a 0.200 M solution

A:

Q: Amount of HCl in grams in preparing 25% 2 liters of solution

A:

Q: How many kg of water must be added to 20.0g of NaOH to make a 0.30 m NaOH Solution? The molar mass…

A: Given: The mass of NaOH is 20.0 g. The molality of solution is 0.30 m. The molar mass of NaOH is…

Q: Calculate number of grams required to prepare: a.     250mL of a 1.2M (NH4)2SO4 solution. b.…

A: Given, 250. mL of a 1.2M(NH4)2SO4 solution.1.50 Liter of a 4.7 x 10-2 M H3PO4 solution

Q: How much water is needed to dilute a mixture of 0.25 moles NaOH and 250 ml H2O so that the solution…

A:

Q: Calculate the volume of 0.5 M NaCl solution required to prepare a 500.0ml, 3 ppm solution of Na+

A:

Q: How much water (in dL) would you need to add to 140 dL of a 9.4 g/dL solution of Mg(OH)₂ to make it…

A: Given: initial solution M1 = 9.4 g/dL initial volume V1 = 140 dL final solution M2 = 2.5 g/dL we…

Q: Calculate number of grams required to prepare: a. 250. mL of a 1.2M(NH4)2SO4 solution. b. 1.50…

A:

Q: 2. How many mL water and needed if 54.3g of KBr are dissolved to make a 0.32M solution?

A: Required amount of water as a solvent to prepare a solution of desired molarity can be calculated as…

Q: how many ml of solution are needed for a 2% iodine solution with 8 ml of iodine?

A: The given problem can be solved by using the formula given below: % solution=Amount of solute…

Q: What is the volume (in liters) of a .20M solution that contains .30 moles of Na2SO4 dissolved in it?

A:

Q: How    many µl    of    20%    SDS    must    be    added    to 5    ml    of    water to    make…

A:

Q: What is the final volume (LL) of each of the following diluted solutions? a 8.0 %% (m/v) KOHKOH…

A: 8% m/v KOH solution means 8 g of KOH is present in 100 ml of solution. 20% KOH solution means that…

Q: What volume of 1.2M solution will have 8.4g of nitric acid?

A: Molarity is defined as the number of moles of the solute divided by the volume of the solution in…

Q: How would you prepare the following solutions? ✓ 1.0 L of 1:10 NaHCO3 ✓ 50mL of 5.5% MgSO4 (Epsom…

A: To prepare solution we have to add solute to solvent.  Solute + solvent = solution  Here solute is…

Q: How many milliliters of water must to be added to 500mL of a 2.4 M KCl solution to make a 1.0 M…

A: This question is based on dilution. Formula used-   M1V1=M2V2

Q: Calculate the number of mL of a 50 ppm solution needed to prepare 50 mL of a 6.4 ppm solution.

A: Given information is,

Q: How many mL of 0.400 M KCl would be required to make a 0.0895 M solution of KCl when diluted to…

A:

Q: If a solution contains 128 Ml of ethanol and water to make 0.452L of solution what is the (v/v)%…

A: V/V % represents the volume of solute present in the total volume of the solution. In the given…

Q: How many moles of NaCl are contained in each volume of aqueous NaCl solution? a. 2.0 L of a 2.0 M…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: How many grams of NAOH would be needed to make 336 mL of a 1.66M solution

A: Molarity is the ratio of number of moles of solute to the volume of solution (in L) Molarity =…

Q: How many grams of water are necessary to create a 15.0% (m/m) sodium bicarbonate (NaHCO3) solution…

A: The required mass of water to prepare 15.0 % m/m of NaHCO3 is determined by equation (1) where…

Q: How many grams of acetic acid, CH3COOH, would you use to make 10.0 L of a 0.10 M aqueous solution of…

A:

Q: How many mL of 0.10 M NaOH solution contain 3.0x10^-3 mol NaOH?

A:

Q: How many grams of sodium hydroxide are required to make 150 mLs of a 0.184 M solution?

A: Molarity of the solution is defined by the ratio of the number of moles of solvent to the volume of…

Q: How many grams of NaOH must be added to 1.00 L of water to make a 15.0% NaOH solution?

A: Given data: The volume of solution = 1 L  %wV = 15.0 %

Q: How many grams of sugar are required to make 2 L of a 18.2% solution?

A: Given, Percentage of sugar solution (m/V %) = 18.2 % Volume of the solution = 2 L = 2 × 1000 mL =…

Q: how many liters of a 2.0M sodium bromide solution are needed to make .2L of a 0.50M solution of…

A:

Q: How many ml of a 6M solution are needed to make 200ml of a 2M solution?

A: Given, Initial molarity of solution, M1 = 6 M Final molarity of the solution, M2 = 2 M Final volume…

Q: If 90 grams of NaNO3 is completely dissolved at 10°C is the solution saturated, unsaturated or…

A: Given : Mass of NaNO3 dissolved = 90 g Since there is no mass of water given in the question. Hence…

Q: How many kilograms of water must be added to 54.1g of sodium iodide to make a 4.52m sodium bromide…

A: The given data contains, Mass of NaI = 54.1 g Molality of NaBr = 4.52 m

Q: How many grams of sodium chloride must be added to 1.4 L or water to make a 1.61 M aqueous solution…

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

Q: many g of Potassium dichromate is needed to 100 mL of 0.20 N Potassium chromate solution?

A: Given,  Normality (N) = 0.20 N Volume (V) = 100 mL = 0.10 L n-factor = 6

Q: How many mL of 0.400 M KCl would be required to make a 0.0815 M solution of KCl when diluted to…

A: