A 7.91 mass % aqueous solution of ethylene glycol (HOCH2CH2OH) has a density of 1.36 g/mL. Calculate the molarity of the solution.  Give your answer to 2 decimal places.

Q: Calculate the mass/volume percent (m/v) of 14.0 g NaCl in 46.0 mL of solution. Express your answer…

A: m/v = (mass of solute ÷ volume of solution) × 100

Q: If 56.1 grams of NaCl are dissolved in 44.0 mL of Sulfuric acid, H2SO4 Sulfuric acid has a density…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Calculate the following (Show your solution) 1. Adrian dissolved 10.0 g of sugar in 250 mL of water…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: 3.21 g of potassium chloride dissolved in 30.2 g of water Percent by mass = % KCI 3.21 g of…

A:

Q: A solution contains 6.9 x 10-6 g of  Br- per kilogram of solution.  What is this in ppb?  Answer to…

A:

Q: Calculate the molarity of a solution of 42.64 g of aluminum nitrate, Al(NO3)3, in 1260 mL of…

A: Molarity =no. of moles of soluteVolume of the solution in litre  no. of moles =given massMolar mass

Q: How many mL of water is in 950.0 mL of a 0.25 M NaCl solution? The Density of NaCl=2.165g/mL

A: Molarity (M) The equation to calculate molarity is ; M=given massmolar mass×volume of solution(L)

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

A:

Q: Based on the graph, what is a solution of 300 g sucrose in 100 g of water considered at 60 °C?…

A: The maximum amount of solute that can be dissolved in a particular amount of solvent is known as…

Q: An intensive care patient is receiving an antibiotic IV at the rate of 50. mL/h. The IV solution…

A: Given: Rate of the flow of the solution = 50 ml/h  The solution contains =1.5 g of the antibiotic in…

Q: TRUE OR FALSE 4. There are no limitations for miscibility.  5. Matter with a density close to zero…

A: True/False

Q: 1. Vinegar is a solution of acetic acid (the solute) in water (the solvent) with a solution density…

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

Q: To what volume should you dilute 150.0 ml of an aqueous 6.00 M iron (II) bromide solution so that…

A: We are required to find out the volume to which 150.0 mL of 6.00 M of Iron(II) bromide solution is…

Q: A doctor orders that a patient recieve 2.8 X 10^-3 mole of sodium chloride. The only solution…

A: Given: Amount of NaCl patient received = 2.8×10-3 mol Solution available contains 1.00 g per 100 mL…

Q: What volume of a 0.550 M solution of potassium hydroxide can be made with 18.3 g of potassium…

A: Formula used:  Mole = weight/ Molar weight Molarity = no of Mole / volume in L  Given that  Weight…

Q: A dioxin-contaminated water source contains 0.085% dioxin by mass. How much dioxin is present in 2.5…

A: The answer to this question is as follows---------- density = mass/volume

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: You want to prepare 450.0 mL of a 145 ppm K+ ion solution.  The density of the solution is 1.01…

A: 1 mg solute per 1 kg of solution is known as 1 ppm.

Q: "What is the mass percent of ammonia in a solution made by dissolving 3.9 g of ammonia in 65.0 g of…

A: Mass of ammonia = 3.9 g Mass water = 65.0 g

Q: What is the molarity of a solution that contains 2.4 mols of solute in 2500 mL of solution; is the…

A: Molarity is the number of moles of solute dissolve in one litre of solution. Given, No. of moles =…

Q: of water at room temperature. A solution is prepared by dissolving 42 g in 100 mL of water at 80…

A: Unsaturated solution is the one that contains an amount of solute that dissolves in the solvent at…

Q: 94.0 g sample of ground water is found to have a lead concentration of 18.37 ppm. Calculate the mass…

A: 1. Mass of sample or solution = 94.0g  Concentration of lead = 18.37ppm  ppm is parts per million.…

Q: What is the mass percent of a solution prepared by dissolving 2.1 g of sodium bromide in water to a…

A: Given information, 2.1 g of sodium bromide in water to a total volume of 25.0 mL The density of…

Q: Calculate the concentration in /molL of the chemist's barium acetate solution.

A: Number of moles = mass/molar mass  Molarity = moles/volume of solution(in L)

Q: A chemist mixes 18. g of ethanol with 61. g of thiophene and 27. g of methanol. Calculate the…

A: Ethanol = 18g  Thiophene =61g  Methanol = 27g  Total mass of mixture = 18+ 61 +27 = 106 g    106 g…

Q: How much NaCI (s) do you need to prepare 435 mL of a 2.5 % (m/v) NaCI solution?

A:

Q: A student task is to prepare 3 glucose (C6H12O6) solutions with different concentration. If the…

A: i) he needs 2.88g glucose to make 80mL of solution ii) He needs 0.405g of glucose to make 90mL of…

Q: The boiling point of pure chloroform is 61.20°C.,A solution of 100.0 g of chloroform and 2.67 g of…

A:

Q: A sample of 0.892 g of potassium chloride (KCl) is dissolved in 54.6 g of water. What is the percent…

A: The percent by mass defines the percentage of each element that participates chemically in the…

Q: The solubility of KNO3 at 75 degrees celsius is 155g per 100 g of water, and at 25 degrees celsius…

A: At 75oC,155g of KNO3 can be dissolved in 100g of water.Therefore,

Q: A solution of table sugar in water contains 5.25% by mass sucrose (C12H22O11). Determine the: (a)…

A: w/W % is defined as mass of solute in grams present in 100 g of solution is called percentage by…

Q: Define 1. Solution 2. Solute 3. Solven

A: Solution is a mixture of two are more than two components. If two components are present it is…

Q: How many grams of NaCl is present in 100mL of salt water and 70g of water? The salt water density is…

A: Mass of solution = volume of solution x density of solution = 100 mL x 1.08 g/mL…

Q: What conclusions can you draw about the solubility of gases as temperature increases? Figure 3…

A: As we know that the solubility of the gases in the solvent depends on the temperature and pressure…

Q: Calculate the mass of NaOH in 300.0 mL of an 8.00% w/w NaOH solution. Density is 1.09 g/mL.

A: Given, volume of solution = 300.0 mL  Density of solution = 1.09 g/mL

Q: A student placed 16.0 g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve…

A: Given: Mass of glucose in the initial solution = 16.0 g. Volume of initial solution = 100 mL = 0.100…

Q: The aqueous solution of hydrochloric acid (HCl) with a concentration of 1.12 M has a density of 1.19…

A:

Q: solution of atrazine (an herbicide) in water has a concentration of 0.050 µg/L. What is this…

A: A solution of atrazine (an herbicide) in water has a concentration of 0.050 µg/L. What is this…

Q: 1)An aqueous solution of methyl alcohol is made by transferring 26.4 mL of liquid methyl alcohol to…

A:

Q: A solution of lead from a battery plant has a concentration of 3.65 x 10^-7 M. What is this…

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

Q: 6.) Calculate the percent by mass of potassium sulfate in a solution made from 49.21 g potassium…

A:

Q: What total volume of a 21.9 %m/v sodium phosphate solution (in mL) would be needed to have a total…

A: Given: m/v% of solution = 21.9 % Mass of sodium phosphate = 69.1 g

Q: A solution of HCl has a specific gravity of 1.12 and contains 23.81% HCl by wt.  a. what is the…

A: Given,  A solution of HCl has a specific gravity of 1.12 and contains 23.81% HCl by wt. The…

Q: How many mL of a 5.02% copper(I) bromide solution contains 2.66 g copper(I) bromide?  The density of…

A: Mass percent :- The mass of solute present in 100 grams of solution is known as its mass percent .…

Q: A chemist mixes 72. g of water with 6.2 g of butanoic acid and 27. g of methanol. Calculate the…

A:

Q: 2. A beaker of water and a beaker containing a sugar solution were placed in a closed container at…

A: Since the sugar solution has lower molar fraction of water than other water beaker.(pure water)).…

Q: Calculate the percent mass per volume, % (m/v), of a dextrose solution containing 8.00 g8.00 g of…

A: Mass per volume percentage concentration is defined as the mass of the substance in grams dissolved…

Q: H.W: 1- A solution of KCl (its volume =500 mL) contains 7.45 ppm KCl. Calculate its Molarity and…

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

Q: If a sample of water is being determined to contain 389 ppm of lead, how many g of lead does one…

A: