15 g of solute is mixed with 100. g of solvent. The m/m% of this solution must be ___________ 15%.   Question  options:   less than   equal to   greater than

Q: Q-1- How many gram are present in ( FOUR ) of these solutions. 1- 100 ml. sodium carbonate solution…

A: Normality and molarity are related as: Normality(N) = (n-factor) * Molarity(M) where n-factor =…

Q: Calculate the quantity of 0.250 M NaCl needed to prepare 250 ml of 0.010 M NaCI. O a. 1 ml ОБ. 100…

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Q: How many mL of acetone are required to make a 3.94% (v/v) aqueous solution in a 500. mL volumetric…

A: Volume percent is defined as concentration of a solution when solute and solvent both are expressed…

Q: Solution A is prepared by dissolving 95.8 g of Na3PO4 in enough water to make 1.50 L of solution.…

A: Given: For solution A  Volume of water= 1.50L  Na3PO4=95.8 g  For solution B Volume= 2.50L Molarity…

Q: What is the concentration of arsine (in units of grams per liter) dissolved in water at 25° C, when…

A: Given : Partial pressure of Arsine = 0.701 atm  And K for Ar = 8.9 X 10-3 mol/L.atm

Q: if i want to dilute 500L of a 2 M PbNO3 solution to a 1.5 M PbNO3 solution what will be the volume ?

A: Given :-  Initial concentration = 2 M  Initial volume = 500 L  Final concentration = 1.5 M  To…

Q: How many grams of NaOH  are there in 183 grams of an aqueous solution that is 2.65% (w/w) NaOH ?…

A: Weight concentration of a solution is expressed as % w/w. Like before, this stands for weight per…

Q: What is the %v/v of a solution made from 176.1 g of ethylene glycol (density is 1.11 g/mL) in water…

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Q: helpp asap!! An aqueous solution of hydrofluoric acid is 16.7% HF, by mass, and has a density of…

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Q: The amount of potassium chloride in 150 mL of 8.5% w/v potasisum chloride solution is _____ g.

A: 8.5% w/v means 8.5 g potassium chloride in 100 mL solution.

Q: Determine the amount in grams of KCI that exists in 20.3 g of a solution that contains 1.14 % KCI by…

A: Provided amount(mass) of solution=20.3g %of KCl(solute) present in solution=1.14%(by mass) Since, %…

Q: 3. Calculate how much 6 M H2SO4 you will need to add to water to make 200 mL of a 1 M H2SO4…

A: Here, we have to calculate the amonut of 6 M H2SO4 that will be needed to prepare 200 mL of a 1 M…

Q: Calculate the volume percent of 418 mL of acetone in enough water to give 1.23×103 mL of solution.…

A: Given : Volume of acetone = 418 mL And volume of solution = 1.23 X 103 mL = 1230 mL

Q: A solution labeled “0.110 M CaCl2” would contain _________ mole(s) of Ca+2 and ___________ mole(s)…

A: Since we know that when CaCl2 breaks into there ions it will give 1 mol Ca+ and 2 mol Cl- in…

Q: Part A: Determination of Densities of Pure Water and Calcium Chloride Solutions (1) Temperature of…

A: Concept used: Density = mass VolumeSpecific Gravity =Density of solutionDensity of reference

Q: A solution is made by dissolving 24 g of sodium chloride, NaCl, in enough water to make exactly 100…

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Q: 3. Convert the Lewis structures to line-angle formulas Н a. b. d. Н Н T Н Т Н н N: Н О н н Н HICIN Н…

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Q: ] mean ___________. mole fraction mole percent molarity…

A:

Q: How many mL of propyl alcohol are required to make a 2.28% (v/v) aqueous solution in a 100. mL…

A: Given :-  % v/v = 2.28 %  volume of solution = 100 mL  To calculate :-  volume of propyl alcohol…

Q: 170.0 mL of 0.12 M C2 H5NH2 with 285.0 mL of 0.20 M C2 H5 NH3 Cl

A: The pH of solution can be finding out by using Henderson Hasselbalch equation as: The given data…

Q: A solution is made by combining 30 mL of acetone and 75 mL of water. Solve  for the concentration (%…

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Q: Which substance is present in the [Choose] largest proportion in a solution? [Choose ] Solute Which…

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Q: What is the final concentration when 250 mL of a 16.0 mol/L nitric acid solution is diluted to 4.5…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: Question 6 24.8 g of NaClI is added to water to make 534.0 g of solution. Calculate the mass percent…

A: Mass of NaCl = 24.8 g Mass of solution = 534.0 g

Q: In the laboratory a student combines 45.6 mL of a 0.206 M aluminum nitrate solution with 16.2 mL of…

A:

Q: When a solution is made by dissolving 50.9 g of benzene, C6H6, in 91.6 g of cyclohexane, C6H12, the…

A: Solution is made by dissolving solute (present in small amount) in to the solvent. The (w/w)…

Q: What mass of MgF2 is contained in 80.85 g of a 22.4% by mass solution of MgF2 in water? O 5.52 g…

A: The mass percent of solution indicates the concentration of a solution, which explains the…

Q: 6. Suppose the student performs the experiment in the previous problem, what is the percent yield if…

A: percent yield = observed yield Theoretical yield * 100

Q: For the half dilutions part of your experiment how many samples are you required to have ? How much…

A: Following is the appropriate answers of the given question.

Q: 1. The label on a 300 ml stock bottle reads 30% alcohol by volume. What volume of alcohol does it…

A: Given:            Volume of Stock solution: 300ml             % of Alcohol by volume(Volume…

Q: The most useful conversion factor to convert between solution volume and moles is    mole ratio…

A: The most useful conversion factor to convert between solution volume and moles is  ?

Q: A 2% solution is diluted 1/10 what is the final concentration? Is it 0.2?

A:

Q: How many mL of acetone are required to make a 3.87% (v/v) aqueous solution in a 200. mL volumetric…

A: The volume of solute (in mL) present in 100 mL of the solution is known as the v/v percent…

Q: How many milliliters of 11.5 M HCI(aq) are needed to prepare 725.0 mL of 1.00 M HCI(aq)? V = mL

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Q: 300. mL of beer contains about 15 mL of alcohol. Calculate the % of alcohol by volume. * O 15% O 5%…

A: As per the guidelines, I am Giving answer for the first question. Post other question separately.…

Q: Pre-lab question #5: What effect does the presence of a nonvolatile solute have upon the freezing…

A: Answer-  answer is - Lower the presence of a non- volatile solute have upon the freezing point of a…

Q: How much 0.7 M CaCl2 solution is required to make 381 mL of a 0.4 M CaCl2 solution? Answer in

A: Here we use the formula M1V1= M2V2.

Q: How would you prepare 1.10 L of a 0.40-M solution of each of the following? 1. H2SO4from…

A: NOTE - As per our company guideline we can answer only 3 sub parts. kindly repost the question…

Q: How much of K204 should be weighed to prepare 1.4 L of K2SO4 solution with the K + concentration of…

A: Givenconcentration of K+ ion = 3.5 mg/mLvolume of K2SO4 prepared = 1.4 LCalculate mass of K2SO4…

Q: Post-lab Question #6: What mass (g) of NaCI is dissolved in 200 g of water in a 0.100 m solution?…

A: Given data: *The mass of water is 200 g.  *Molality is 0.100 m.

Q: What is the concentration in % (w/v) of a solution if 150. mL of the solution contains 0.96 g of…

A: Given that, Mass of NaCl (solute) = 0.96 g Volume of solution = 150 mL

Q: Question 6 What is the molarity of a solution containing 1.0 mol glucose in 2.0 L solution? O 0.50 M…

A: There are various concentration terms to describe the concentration of the solution. Molarity is one…

Q: Calculate the volume of concentrated reagent required to prepare the diluted solutions indicated:…

A: C1 x V1 = C2 x V2 Where, C1 = initial concentration; V1 = initial volume             C2 = final…

Q: 1. In a chemistry class, Gabby prepared a solution by mixing 25 gram (g) of sugar in 80g of water.…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 4. A saturated solution known to contain 50 g of solute per 100 grams of solvent. If 30 g of the…

A: A solution is said to become saturated when no more solute can be dissolved in it. The amount of…

Q: 1.- The number of grams of Li2CO3 in 225 mL of 1.55 M Li2CO3 solution

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Question 2 of 20 What is the mass % of ethanol in a 1.82 M solution of ethanol (MM = 46.07 g/mol) in…

A: Given, Concentration of ethanol solution = 1.82 M = 1.82 mol/L Molar mass of ethanol = 46.07 g/mol…