A student makes a solution by dissolving 16.7 g of HCl into enough water to make 925 mL of solution. What is the mass/volume percent (m/v) concentration of this solution?

Q: A chemist prepares a solution of copper(II) sulfate CuSO4  by measuring out  64.8g  of copper(II)…

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Q: Normal saline solution (the kind you receive intravenously for medical purposes) is made by…

A: Molarity is defined as the number of moles of solute present in 1 liter of solution.  Mathematically…

Q: What is the normality of a solution that contains 70 grams of HCl in 1 L of H2O?

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: What is the mass % of acetonitrile in a 2.77 M solution of acetonitrile (MM = 41.05 g/mol) in water?…

A: Mass percentage or percentage by weight is one of the concentration terms that indicates the mass of…

Q: What volume of a 0.540 M NaOH solution contains 12.5 g of NaOH?

A: Molarity is defined as the number of moles of solute dissolved per liter of the solution. Molarity,…

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

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Q: The concentration of solutes in the body fluids averages ~0.9% . Solutions of this concentration are…

A: The concentration of solutes in the body fluids ~0.9 % (w/v) Mass of sodium chloride, NaCl in grams…

Q: A 5M NaOH solution means ___? A. 5g of NaOH in 100g of NaOH solution B. 5 moles of NaOH in 100 moles…

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

Q: What is the molarity of a solution where 0.082 grams of sodium chloride was dissolved in water to…

A: Since you have posted multiple questions, we will solve the first one for you. Kindly post the…

Q: A solution of dispersant is made by taking 10.0 mL of a 80.0 mg⋅mL−1 solution of Tween 80 and mixing…

A: Given: Volume of solution of tween 80 used = 10.0 mL Concentration of tween 80 in the solution =…

Q: How many milliliters of a 0.900% (m/v) normal saline solution can be prepared from 3.50g of sodium…

A: Weight/Volume Percentage Concentration is a measurement of the concentration of a soluton.  It…

Q: What is the molarity of a solution containing 15 g sulphuric acid in 150 ml solution? What is the…

A: Molarity: the number of moles of a solute dissolved in one litre of the solution is called molarity.…

Q: 1. A solution of sodium bicarbonate is prepared by adding 45.00 g of sodium bicarbonate to a 1.00-L…

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Q: What is the percent by mass of a solution if 20.0 g of sodium hydroxide is dissolved in 250.0 g of…

A: Given: The mass of sodium hydroxide (solute) is 20.0 g The mass of water (solvent) is 250.0 g

Q: You have 150 g of a bleach solution.  The percent by mass of the solute sodium hypochlorite (NaClO)…

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Q: When patients are given an injection of a drug, it gets diluted in the blood stream. For pain…

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Q: solution of hydrochloric acid was formed by dissolving 5.51 g of hydrogen chloride gas in enough…

A: In this question, you will calculate the Concentration of the Solution in weight / volume %  You can…

Q: A lab technician prepares a 1.8M aqueous solution of copper (II) sulphate (CuSO4). The density of…

A: Number of moles of  CuSO4 in 1 L of solution = Molarity = 1.8  Mass of solution = Volume x density =…

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: the laboratory, a student dilutes 28.1 mL of a 8.85 M hydrobromic acid solution to a total volume of…

A: In this question, we will determine the concentration of dilute solution.  You can see the whole…

Q: What volume of a 1.00 M stock solution of glucose must be used to make 500.0 mL of a 1.75 x 10-2 M…

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Q: A vial of amoxicillin contains 590. mgmg in 2.6 mLmL of solution. What volume of the solution…

A: Molarity is defined as no.of moles of solute devided by volume of solution in liter.

Q: A chemist makes 710.mL of mercury(I) chloride Hg2Cl2 working solution by adding distilled water to…

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Q: An aqueous solution of silver nitrate is 6.80 % of silver nitrate by weight. How many grams of…

A: Mass percent of any solute is given by : % by weight = (mass of solute / mass of solution) ×100 %…

Q: 1. A blood serum sample is analyzed and found to contain 102.5 ug Ca2*/mL serum: The density of the…

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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: Calculate the volume in mL of the barium chlorate stock solution that the chemist should pour out.

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Q: Students uses 275.7 grams of potassium nitrate, KNO3, to make a 2.5 M solution. What is the final…

A: Mass of potassium nitrate = 275.7g  Molarity of potassium nitrate = 2.5 M

Q: You are given a protein solution with a concentration of 0.15 mg/ml. Suppose that we want to prepare…

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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: The bottle labelled “concentrated hydrochloric acid” in the lab contains 12.0 mol of HCl per liter…

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Q: A student dissolved 4.52g of Mg(NO3) 2(s) in enough water to make 400ml of solution. What is the…

A: Given, mass of Mg(NO3)2 = 4.52 g Volume of the solution = 400 mL = 0.4 L Concentration of the…

Q: The concentration of solutes in the body fluids averages ~0.9% . Solutions of this concentration are…

A: The concentration of solutes in the body fluids ~0.9 % (w/v) Mass of sodium chloride, NaCl in grams…

Q: 54. Potassium sulfate has a solubility of 15 g/100 g water ar 40°C. A solution is prepared by adding…

A: Given : solubility of potassium sulfate i.e K2SO4 is 15 g/100 g water  Mass of K2SO4 added = 39.0 g…

Q: What is the meaning of a 25 % (m/m) NaCl solution (Table 8.11) A) 25 mL of NaCl in 100 mL of NaCl…

A: Given : % (m/m) of NaCl = 25 %.

Q: 2.5740 grams of 97% Copper sulfate pentahydrate dissolved in water up to 1-L volume. A. Parts per…

A: Solution - According to the question - Given - w/w % = ( mass solute / mass solution ) x 100 putting…

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

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Q: You have 6L 5M sodium chloride stock solution and you want to prepare 2L 250mM NaCl solution. How…

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Q: Using the chart provided, which substance has a solubility of 30.grams of solute per 10 grams of…

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Q: A solution 15%(m/m) Na3PO4. What volume of the solution do you need to get 7.5 g of Na3PO4?

A: The mass percent of a solute in a solution = (mass of solute/mass of solution) x 100 The mass of the…

Q: A 2.57 g sample of fat contains 1.21 mg of PCB's. What is the concentration of PCB's in the fat in…

A: A 2.57 g sample of fat contains 1.21mg of PCB.

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 chemistry student needs 75.00 g of acetyl bromide for an experiment. She has available 150. g of a…

A: Given the desired mass of acetyl bromide = 75.00 g  % w/w of the solution of acetyl bromide in…

Q: Conversion of units: ✓ Blood Sodium 100 mmol/mL to mEq/L ✓ Blood CO2 15 vol % to mmol/L ✓ Blood…

A: We have to convert blood sodium 100 mmol/mL to mEq/L. For sodium 1 mole = 1 equivalent. So, 100…

Q: 2. A solution has a concentration of 3.5 grams per liter. What is its concentration in parts per…

A: Parts per thousand (ppm) concentration is the gram of solute present in a liter of solution. Parts…

Q: Average human blood serum contains 18 mg of K+ and 365 mg of Cl- per 100 mL. Calculate The molar…

A: concentration = (no of moles of solute/ volume of solution in ml) × 1000   • pK = -log {K+} • pCl =…

Q: What is the molarity of a solution where you dissolve 72.0 g of LiF in 600 mL of water?

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Q: Your 50 mL beaker has a mass of 5.85 g. You add 10.00 mL to the 50 mL beaker and now the total mass…

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Q: You have 100. g of a solution that is 12% KCl by mass. How many grams of KCl are in the solution?

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