Naphthaline, C10H8, is dissolved in 110.0 g of water. The solution boils at 109.3°C. How many grams of naphthaline were dissolved to make this solution? The Kb=0.512°C/m for water and its boiling point is 100.0°C. Express your answer to two decimal places.

Naphthaline, C10H8, is dissolved in 110.0 g of water. The solution boils at 109.3°C. How many grams of naphthaline were dissolved to make this solution? The Kb=0.512°C/m for water and its boiling point is 100.0°C. Express your answer to two decimal places.

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter1: Introduction To Chemistry

Section: Chapter Questions

Problem 1.87PAE: 1.87 A solution of ethanol in water has a volume of 54.2 mL and a mass of 49.6 g. what information...

See similar textbooks

Related questions

Q: A chemist prepares a solution of barium chloride (BaCl,) by measuring out 15.3 g of barium chloride…

A: We have 15.3 g of barium chloride (BaCl2) which is dissolved in 50 mL of water. First we have to…

Q: A student prepares a 1.1 mM aqueous solution of acetic acid (CH₂CO₂H). Calculate the fraction of…

Q: A chemist prepares a solution of aluminum chloride (A1C13) by measuring out 70. g of aluminum…

A: Given-> Weight of AlCl3 = 70 gm Volume = 250 ml = 0.250 L (1L= 1000ml)

Q: A chemist must dilute 34.3 mL of 16.5 M aqueous silver perchlorate (AgCIO4) solution until the…

A: Given: Molarity (M1) of silver perchlorate (AgClO4) stock solution = 16.5 MVolume (V1) of silver…

Q: chemist must dilute 88.1 mL of 351. mM aqueous aluminum sulfate (Al₂(SO4)3) solution until the…

Q: A chemist must dilute 85.6 mL of 119. mM aqueous potassium permanganate (KMnO4) solution until the…

Q: A chemist must prepare 750. mL of 1.00 M aqueous nickel(II) chloride (NiCl₂) working solution. He'll…

Q: A chemist must prepare 450. mL of 1.00 M aqueous barium chloride (BaCl,) working solution. She'll do…

A: Molarity of stock BaCl2 solution(M1) = 1.27 M Molarity of final BaCl2(M2) = 1.00 M V2 = 450. mL

Q: A chemist prepares a solution of potassium permanganate (KMnO4) by measuring out 6.0 g of potassium…

A: Given mass of Potassium Permangante = 6.0 g Volume of water = 500 mL We have to calculate the…

Q: A chemist prepares a solution of iron(II) bromide (FeBr,) by measuring out 470. g of iron(II)…

A: Given: mass of FeBr2 = 470 g volume of flask, V=450 mL =0.450 L We know…

Q: chemistry student weighs out 0.160g of sulfurous acid H2SO3, a diprotic acid, into a 250.mL…

A: The balanced chemical equation for the reaction between H2SO3 and NaOH is: H2SO3 + 2 NaOH → Na2SO3 +…

Q: A chemist prepares a solution of iron(II) bromide (FeBr₂) by measuring out 290. g of iron(II)…

Q: Suppose 2.89 g of zinc iodide is dissolved in 350. mL of a 46.0 m M aqueous solution of potassium…

Q: Balance the following half-reaction by adding H+(aq), H2O(l), and electrons as appropriate…

A: The oxidation state of N on the reactant side is +3 and the oxidation state of N on the product side…

Q: A chemist prepares a solution of copper(II) sulfate (CuSO,) by weighing out 30.0 g of copper(II)…

A: Given, mass of CuSO4 = 30.0 g Volume = 300 mL = 0.3 L

Q: A certain liquid X has a normal freezing point of –3.20 °C and a freezing point depression constant…

Q: A chemist must dilute 28.6 mL of 801. mM aqueous aluminum sulfate (Al₂(SO4)3) solution until the…

Q: A chemist must prepare 550. mL of 45.0 mM aqueous copper(II) sulfate (CuSO4) working solution. He'll…

A: When a concentrated solution is diluted then number of moles remains same only volume of solution…

Q: A chemistry student needs 55.00 g of acetone for an experiment. He has available 0.20 kg of a 33.2%…

A: Given that,Mass of acetone=Mass of solution= Mass of solution student use= ?

Q: mol A chemist makes 240. mL of mercury(II) iodide (HgI₂) working solution by adding distilled water…

A: Given, Note: 1000 mL = 1 L Stock solution: Concentration of mercury (II) iodide (M1) = 0.000117…

Q: Artists etch designs on metal jewelry using copper(II) sulfate solution. Calculate the volume, in…

A: Given, The molarity of CuSO4 solution = 1.84 mol/L. The moles of CuSO4 = 0.54 mol. The volume of…

Q: 0.0710 moles of CH3CH2OH (ethanol) are dissolved in water to make a solution with a total volume of…

Q: A chemist prepares a solution of aluminum chloride (AIC13) by measuring out 16. g of aluminum…

A: Concentration of a salt can be determined in terms of mol/L or molarity. Molarity:The number of…

Q: The solubility in hexane of organic compound O is measured and found to be 92.8 // at 30. °C.…

A: Solubility of organic compound O in hexane = 92.8 g/LMass of organic compound O = 31.0 gVolume of…

Q: A chemist prepares solution of nickel(II) chloride (NiC1₂) by weighing out 202.7 g of nickel(II)…

A: Given: mass = 202.7 g

Q: A chemist prepares a solution of mercury(I) chloride (Hg₂Cl₂) by measuring out 0.53 mg of mercury(1)…

A: Mass of mercury chloride = 0.53 mg = 0.00053 g (1 mg = 0.001 g ) Molar mass of mercury chloride =…

Q: A chemist prepares a solution of copper(II) sulfate (CuSO4) by measuring out 15. g of copper(II)…

Q: concentration

A: According to the question, a chemist adds 425.0 mL of a 34.5 g/dL sodium hyposulfate (Na₂S₂O3 )…

Q: Suppose 0.972 g of barium nitrate is dissolved in 50. mL of a 0.30 M aqueous solution of sodium…

A: 0.972 g of barium nitrate Ba(NO3)2 0.30 M aquous solution of spdium chromate Na2CrO4 Volume of…

Q: A chemist prepares a solution of calcium bromide (CaBr,) by measuring out 38.3 g of calcium bromide…

Q: A chemist prepares a solution of silver nitrate (AgNO3) by measuring out 482. g of silver nitrate…

A: Molarity is the number of moles present in volume (in litre).

Q: What is the boiling point of 0.0585 m aqueous

Q: A chemist prepares a solution of sodium thiosulfate (Na, S,03) by measuring out 188. g of sodium…

Q: A chemistry student needs 15.0 g of heptane for an experiment. He has available 0.50 kg of a 44.3%…

A: Step 1: SolutionGiven, mass of solution available = 0.50 kg = 0.50 kg × ( 1000 g / 1 kg ) = 500…

Q: A chemist prepares a solution of barium chloride (BaCl₂) by measuring out 26.5 μmol of barium…

A: Given BaCl2 measurement in a volumetric flask is Number of moles = 26. 5 numol Volume = 300.mL…

Q: A chemist prepares a solution of potassium iodide (KI) by measuring out 180. g of potassium iodide…

A: The formula to calculate concentration of solution is => concentration of solution = moles /…

Q: A chemist makes 0.440 L of mercury(I) chloride (Hg,Cl,) working solution by adding distilled water…

A: M1V1( Stock solution)= M2V2(working solution) Given: Volume of Stock solution, V1 = 0.0800 L…

Q: A solution is made by mixing 5.40 g of toluene, CHg(1), with 954. mL of chloroform, CHCI3(1).…

Q: A chemist mixes 81.1 g of water with 72.2 g of methanol and 28.4 of acetic acid. Calculate the…

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 student prepares a 0.70 mM aqueous solution of butanoic acid (C,H,CO2H). Calculate the fraction of…

A: This question is from chapter Ionic equilibrium where we are dealing with a weak acid like butanoic…

Q: A chemist prepares a solution of barium acetate filling the flask to the mark with water. Calculate…

A: moles of barium acetate (Ba(CH3CO2)2) = 3.2 × 102 μmolVolume of the volumetric flask = volume of the…

Q: A chemist adds 875.0 mL of a 12.8 g/dL sodium chloride (NaCI) solution to a flask. Calculate the…

A: Given :- Volume of NaCl solution = 875.0 mL Density of solution = 12.8 g/dL To calculate :-…

Q: A chemist prepares a solution of barium chlorate (Ba(ClO3)₂) by measuring out 9.86 g of barium…

Q: An analytical chemist weighs out 0.181 g of an unknown diprotic acid into a 250 mL volumetric flask…

Q: If I add 646.84 g of magnesium chloride to 1,727.72 grams of hexane, what will the resulting boiling…

Q: A chemist prepares a solution of potassium dichromate (K,Cr,O,) by measuring out 35. g of potassium…

A: Molarity of a solution represents the concentration of a solution, which is expressed as mol/L.…

Q: mol stock solution of iron(III) bromide L A chemist makes 260. mL of iron(III) bromide (FeBr)…

A: C1 x V1 = C2 x V2

Q: A chemistry student needs 35.0 g of acetone for an experiment. She has available 420. g of a 16.8%…

Question

Naphthaline, C₁₀H₈, is dissolved in 110.0 g of water. The solution boils at 109.3°C. How many grams of naphthaline were dissolved to make this solution? The Kb=0.512°C/m for water and its boiling point is 100.0°C. Express your answer to two decimal places.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Potassium sulfate has a solubility of 15 g/ 100 g water at 40C. A solution is prepared by adding 39.0 g of potassium sulfate to 225 g of water, carefully heating the solution, and cooling it to 40C. A homogeneous solution is obtained. Is this solution saturated, unsaturated, or supersaturated? The beaker is shaken, and precipitation occurs. How many grams of potassium sulfate would you expect to crystallize out?
Beakers (a), (b), and (c) are representations of tiny sections (not to scale) of mixtures made from pure benzene and pure water. Select which beaker gives proper representation of the result when the two pure substances are mixed.
A student prepares a 0.38 mM aqueous solution of acetic acid (CH3CO₂H). Calculate the fraction of acetic acid that is in the dissociated form in his solution. Express your answer as a percentage. You will probably find some useful data in the ALEKS Data resource. Round your answer to 2 significant digits. 11 % 0.0 x10 X S 0 E
A chemistry student needs 15.0 g of heptane for an experiment. He has available 0.50 kg of a 44.3% w/w solution of heptane in diethyl ether. Calculate the mass of solution the student should use. If there's not enough solution, press the "No solution" button. Round your answer to 3 significant digits. g x10 No solution
A chemist prepares a solution of mercury(1) chloride (Hg₂Cl₂) by measuring out 1.96 mg of mercury(1) chloride into a 500. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's mercury (1) chloride solution. Be sure your answer has the correct number of significant digits. mol/L mo x10 x S
A student prepares a 0.70 mM aqueous solution of butanoic acid (C,H,CO2H). Calculate the fraction of butanoic acid that is in the dissociated form in his solution. Express your answer as a percentage. You will probably find some useful data in the ALEKS Data resource. Round your answer to 2 significant digits. ① % X 나
A chemist prepares a solution of calcium bromide (CaBr,) by measuring out 68. g of calcium bromide into a 450. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's calcium bromide solution. Round your answer to 2 significant digits. mol/L x10
A chemist prepares a solution of calcium bromide (CaBr₂) by measuring out 241. g of calcium bromide into a 350. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's calcium bromide solution. Be sure your answer has the correct number of significant digits. 6 0 10⁰ × x 10 mol/L 1.0 x10 C 6
A chemistry student needs 35.0 g of acetone for an experiment. She has available 420. g of a 16.8% w/w solution of acetone in chloroform. Calculate the mass of solution the student should use. If there's not enough solution, press the "No solution" button. Round your answer to 3 significant digits. ☐ g x10 No solution × ⑤
Suppose 1.06 g of sodium chloride is dissolved in 200. mL of a 78.0 m M aqueous solution of silver nitrate. Calculate the final molarity of chloride anion in the solution. You can assume the volume of the solution doesn't change when the sodium chloride is dissolved in it. Be sure your answer has the correct number of significant digits. M ■ x10 X 5
A solution is made by mixing 5.40 g of toluene, CH8(1), with 954. mL of chloroform, CHCI3(1). Calculate the concentration of the solute in the solution using the units given below. (Density of = 0.867 g/mL. Density of chloroform = 1.49 g/mL. Assume volumes mix additively.) toluene Enter your answers in decimal form to 3 significant figures. Do not enter units since they are already provided. Molar: molal: m mole fraction: mass percent: %(m/m) percent volume: %(v/v)
A chemist prepares a solution of calcium bromide (CaBr₂) by measuring out 0.511 kg of calcium bromide into a 450. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's calcium bromide solution. Round your answer to 3 significant digits. mol/L X S ? 000 Ar