Solution A has 10% acid and Solution B has 60% acid. How many litres of Solutions A and B should be mixed to get 12 litres of 15% acid? Sol A |L Sol B

Q: 1. What is the normality of a solution that contains 2.5 grams of Na:S2O3.5H2O in 500 ml water?

A: Normality is defined as the gram equivalent weight of solute dissolved in one liter of solution.…

Q: solution is 12.3% ethanol in water. If 10.5mL of ethanol is in the solution, what is the volume of…

A: % of ethanol = 12.3  Volume of ethanol = 10.5

Q: 0.9989 g Volume used (ml) ? Mass of NagHaY 2H20 Initial volume (ml) final volume (ml) 25.25 Thration…

A: Given: Initial volumes (mL): 0.75, 1.25, 1.75, 2.55 and 1.90. Final volumes (mL): 25.25, 26.75,…

Q: Sodium Lactate, anhyd. Water for Injection ad Ing 560 mg 100 mL The pediatric infusion rate for…

A: Molecular weight of potassium acetate = 98.14g/mol

Q: mL of a concentrated 0.02 M ibuprofen (aq) solution should be added to a 100 mL volumetric flask…

A: Initial concentration, M1 = 0.02 M The initial volume, V1 =? Final concentration, M2 = 0.002 M Final…

Q: 0.50 M NaOH used.  I need to calculate these 3 things based off the results from attached "Data…

A: Given Data: Average volume of NaOH used= 5.27 ml. Molarity of NaOH= 0.50 M Volume of vinegar used =…

Q: What is the mass percent of the methanol?

A: We have to find mass percent of the methanol

Q: Newly produced beer must be checked to see if it meets predetermined standards. The percentage of…

A: The percentage of ethanol in the volume of beer is calculated by the formula: % of ethanol=Volume of…

Q: True or False: When performing calculations with dilute aqueous solutions (< 1% or 0.2 M), you can…

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Q: A 53.0 -mL sample of a 14 % (m/v) H2SO4 solution is added to water to give a final volume of 440 mL.…

A:

Q: 3. A solution of 20.91 % by weight H,SO, has a specific gravity of 1.150. What is the normality of…

A: In 20.91 % by weight H2SO4 solution, 20.91 g of H2SO4 in 100 g of solution. The normality of this…

Q: 150 140 KI 130 120 110 100 NANO3 90 80 70 60 50 NH&CI KCI NaCi 40 30 20 10 KCIO3. Ce2(SO4)3 0 10 20…

A: Answer: At a given temperature when a solution contains the amount of solute equals to its…

Q: A chemistry student weighs out 45. g of an unknown solid compound X and adds it to 750. mL of disti…

A:

Q: In the standardization of an acid and base solution, sodium hydroxide (99.5% by mass) was used. A…

A: Given: initial burette reading=5.5mL final burette reading=28mL Weight of the sample=0.12g To find:…

Q: Calculate how much 1500 µg/dL stock solution is needed to make 50.00 mL a 300 ug/dL solution.…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: An aqueous solution of potassium sulfate, K2SO, is made by dissolving 27.6 grams of potassium…

A: W/V% =( weight of solute/ volume of solution)*100

Q: 0.502L of a 2.2 M KCl solution? Express answer in 2 significant figures?

A: Question is not there but depending on values given, Interpretation- Number of moles of KCl Concept…

Q: A solution of 20.91 % by weight H2SO4 has a specific gravity of 1.150. What is the normality of this…

A: Answer-1 Specific gravity is the ratio of density of a substance with the density of water. Since,…

Q: Which was the yield?

A: Molarity = number of moles/volume (in L)  Moles = molarity x volume (in L)   Percent yield = [actual…

Q: 7. Calculate the volume of pure isopropanol in the 50 mL you measured, using the %. Recall that a %…

A:

Q: For Practice 8.3 - Enhanced with Feedback You may want to reference (Pages 320 - 324) Section 8.2…

A: Given - - &gt; M1 = 3.50 M M2 = 0.850 M V1 =  100 ml V2 =? We known that, M1V1 = M2V2

Q: a) 25.0 ml of 0.80M KCI + 35.0 ml of 0.40M KOH b) 20.0 ml of .20M HCI + 30.0 ml of 0.10M NaOH c)…

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Q: 5.00-wt% aqueous sulfuric acid solution (density -1.03 g/ml.) flows through a 45-m long pipe with a…

A: (a) 5 weight percent solution of sulfuric acid is being considered. That means in every 100 g of the…

Q: What is the average number of drops equivalent to 1 ml? How do you address a solution that is…

A: Solubility is the property of dissolution of a solute in a solvent to form a solution.  Misicibility…

Q: A chemist makes 640.mL of mercury(II) iodide HgI2 working solution by adding distilled water to…

A: When a solution of Molarity M1  and volume V1 is diluted by adding water to a final volume V2  and…

Q: A beaker has a mass of 40.94 g. After 5.00 mL of the concentrated hydrochloric acid solution is…

A: The density of a substance is calculated by formula  Density =mass ÷volume  Given mass of beaker…

Q: A solution of 20.91% by weight H;SO, has a specific gravity of 1.150. What is the normality of this…

A:

Q: Is the mixture described in the table homogeneous or heterogeneous? Explain how you can tell.

A: A substance which consists of two or more elements or compounds which are not chemically reactive is…

Q: Average Water Hardness (mg CaCO, / ml water sample) Average Water Hardness (mg CaCO3 / L water…

A: Given the hardness of water sample (from three trials), average value can be calculated.

Q: The formula for a ciprofloxacin otic drop is given in the literature as follows: Ciprofloxacin  1g…

A: Solution- Given, mass of ciproflaxacin = 1 g volume of propylene glycol = 50 mL volume of glycerin…

Q: 3. A solution of 20.91 % by weight H2SO4 has a specific gravity of 1.150. What is the normality of…

A: Weight % of H2SO4 has specific gravity of 1.150 Density of H2SO4 solution = 1150 kg/m3 M.W of H2SO4…

Q: Someone invents a new unit of measurement called a musk and defines that 5 mu equal to exactly 10-7…

A: In the given question we have to convert  the gram in musk unit measurement, the given measurement…

Q: Fluoridation is the process of adding fluorine compounds to the drinking water. Fluoridated water…

A:

Q: please give two conversion factors from 5% (m/m) NaCl

A: Two conversion factor can be written for a given per-cent value of the solution.

Q: gas (pure or mixture) 1 solute P/P(o) solvent c/c(o) pure solid or liquid

A:

Q: 3. A mixer containing 100 gal of Na,SO4 solution (4 lbs of Na;S04 per gal) is attached to a…

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Q: B- A solution containing 15.0% sodium hydroxide by mass in water has a density of (1.4 g/ml) what…

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Q: 1.4L of a 2.50 M HNO, solution is added to water so that the final volume is 5.0L Express your…

A: Given: Molarity of HNO3 solution = 2.50 M             Volume of HNO3 solution = 1.4 L       On…

Q: Use the labels to complete a flow chart demonstrating the preparation of an ethanol/water solution.…

A: Density is calculated as: Density=mass in gramsvolume in ml

Q: Which of the following glassware is best used for slow dispensing of 47.00 mL of a solution?

A: Volumetric pipette are the most accurate apparatus for dispensing a liquid. Because here the error…

Q: 3a.

A: 37% acetic acid means 37 g of acetic acid in 100 mL of solution. The molar mass of acetic acid is…

Q: umol A chemist must prepare 975. mL of 16.0 µM aqueous silver(II) oxide (AgO) working solution.…

A: Given : Final concentration of AgO = 16.0 µM Final volume of solution = 975 mL And Initial…

Q: A solution is prepared by dissolving 30.0 gg of NaOHNaOH in 126.0 gg of water. The NaOH solution has…

A:

Q: ) An aqueous solution of ethyl alcohol is made by transfering 4.72 mL of liquid ethyl alcohol to a…

A: % v/v = (volume of solute / volume of solution)x100

Q: 75.0 mL of 0.500 M CuCl2

A: • Thus, 5.04 g of CuCl2 are needed to prepare 75.0 mL of a 0.500 M CuCl2 in correct number of…

Q: A solution of 20.91 % by weight H2SO4 has a specific gravity of 1.150. What is the normality of this…

A: We have to find normality of solution

Q: Price the Prescription using the Professional Fee method. Rx Potassium chloride 40 mEq NaCl 30 mEq…

A: The professional fee is ₱35.00. The mass of KCl and NaCl in each mEq is 0.075 g and 0.058 g,…

Q: what is the volume of 1.21x10^-1 grams of a solution if its density is 0.880 g/mL?

A: Mass of solution = 1.21 × 10-1g Density of solution = 0.880g/mL

Q: A physician requests that an iso-alcoholic elixir containing 30.0% alcohol be prepared. How many mL…

A: Given, Total volume of solution= 1000ml % iso-alcohol elixir for final solution = 30% % low…