Answered: What is the molality of a solution made…

What is the molality of a solution made by dissolving 12.3 grams of LiCl in 380 grams of water? 0.00907 m 0.00509 m 1.53 m 10.2 m 0.764 m

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter14: Mixtures And Solutions

Section: Chapter Questions

Problem 80A

See similar textbooks

Related questions

Q: Determine the percent by mass of MgCl2 if 3.3 g of MgCl2 is dissolved in 46.5 g of water.

A: Given, mass of MgCl2 = 3.3 g Mass of Water = 46.5 g Total mass of Solution = mass of water + mass of…

Q: Normal saline is a mixture of NaCl in sterile water. Its concentration is 0.900% (g/mL) and mimics…

A: Molarity and molality are concentration terms which tells about the amount of solute present in the…

Q: What is the molality of a solution made by dissolving 9.43 grams of MnCl 2 in 385 grams of water?…

Q: KCl is 1.61% by mass in 54.6 g of water. Calculate the mass of KCl present in the solution

Q: An aqueous solution of isopropanol (MM = 60.10 g/mol) has a molality of 7.91 m and a density of 1.18…

A: Given data contains, Molality of isopropanol solution is 7.91m. Density is 1.18g/ml. Molar mass of…

Q: If a solution is prepared by dissolving 17.75 g sulfuric acid, H2SO4, in enough water to make 100.0…

A: Concentration in terms of molarity is defined as the moles of solute present per litre of the…

Q: What is the molality of a solution made by combining 2.3266 g sodium hydroxide, NaOH, with 0.3400 L…

Q: What is the molality of a solution made by dissolving 23.9 grams of LiI in 260 grams of water?…

Q: An aqueous solution of acetone (MM = 58.08 g/mol) has a molality of 2.57 m and a density of 1.25…

A: Molarity :- The number of moles of solute dissolved in one litre of solution is defined as molarity…

Q: A solution is prepared by dissolving 17.75 g sulfuric acid, H2SO4, in enough water to make 100.0 mL…

A: mass of sulfuric acid, H2SO4 = 17.75 gNote: molar mass of sulfuric acid, H2SO4 = 98.079 g/molThe…

Q: A solution is made by dissolving 25.0 g of sodium chloride, in 265 g of water. Calculate the…

A: As you have posted multiple questions, we will answer the first question for you. Kindly repost the…

Q: Determine the percent by mass of MgCl2 if 3.9 g of MgCl2 is dissolved in 28.3 g of water.

A: Ratio of mass of the solute to the mass of the solution multiply by 100 is known as the percentage…

Q: A student dissolves 6.1 g of styrene (C3H3) in 225. mL of a solvent with a density of 0.87 g/mL. The…

Q: If 0.98 g of an unknown was dissolved in 10.30 g of solvent and the resulting solution has a…

A: Molality is moles of the solute that is present in 1000g or one kilogram(Kg) of solvent. Its SI unit…

Q: 1. A chemical technician assessed the composition of a liter of seawater and found to contain…

A: Here we are required to find the Molarity and molality of the solution

Q: What is the molality of a solution made by dissolving 11.7 grams of MnCl 2 in 410 grams of water?…

A: Molality Molality is a property of a solution and is defined as the number of moles of solute per…

Q: Determine the percent by mass of MgCl2 if 3.4 g of MgCl2 is dissolved in 41.6 g of water.

A: Percent by mass: mass of solute/mass of solution*100

Q: What is the molality of a solution that has been prepared by mixing 54.3 g of sodium chloride with…

Q: An aqueous solution of isopropanol (MM = 60.10 g/mol) has a molality of 7.25 m and a density of 1.18…

A: (M) Molarity = no. of moles of solute Volume of Solution (in ml)x1000∴ no. of moles of solute =…

Q: Determine the percent by mass of MgCl2 if 3.1 g of MgCl2 is dissolved in 41.1 g of water.

A: Calculate total mass of solution:

Q: A 106.1 mL of an H2SO4 solution contains 2.49 g of H2SO4. Calculate the normality of the solution.…

A: * Volume of Solution = 106.1 ml ( 1 L = 1000 mL) Volume of Solution = 0.1061 L * Mass of Solute…

Q: An aqueous solution of ethanol (molar mass = 46.07 g/mol) has a molality of 12.15 m and a density of…

A: Answer:- This question is answered by using the simple cocept of calculation of molarity using the…

Q: An aqueous solution of acetone (MM = 58.08 g/mol) has a molality of 1.61 m and a density of 1.25…

A: In this question we have to find out the molarity of acetone by the given data of molality and…

Q: An aqueous solution of HNO3 was prepared having a molality concentration of 6.29. (Atomic…

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

Q: A solution of aqueous substance(molar mass 90.8g/mol has a molarity of 2.1M and density of 1.08…

Q: Sodium sulfate is used in dyeing and printing textiles. A solution of sodium sulfate was prepared by…

A: Given, Mass of Na2SO4 = 135.0 g Volume in mL = 425.0 mL How many moles of sodium sulfate are…

Q: MOLARITY AND MOLALITY Calculate the molarity concentration of a solution that contains 49.5 g of…

A: Given: Volume of solution = 460 mL = 0.46 L Mass of Ca3(PO4)2 = 49.5 g Molar mass of Ca3(PO4)2,…

Q: An aqueous solution of isopropanol (MM = 60.10 g/mol) has a molality of 6.05 m and a density of…

Q: An aqueous solution is 0.467 M in HCl. What is the molality of the solution if the density is 1.23…

Q: An aqueous solution of isopropanol (MM = 60.10 g/mol) has a molality of 7.91 m and a density of 1.18…

A: Given, molality of isopropanol is 7.91 m. That means 7.91 moles dissolved in 1 Kg (1000 g) of…

Q: A student dissolves 14. g of sucrose (C,H,O,) in 450. mL of a solvent with a density of 0.85 g/mL.…

A: Given-> Weight of sucrose = 14 gm Volume = 450 ml = 0.450 L (1L = 1000 ml) Density = 0.85 g/ml =…

Q: A student dissolves 15. g of ammonia (NH,) in 325. mL of a solvent with a density of 1.09 g/mL. The…

A: Molarity = 1000 x W/(MM x V) Where, W = mass of solute in g, V = volume of solution in mL and MM =…

Q: Calculate the molality of 25.3 mL of glacial acetic acid (CH3COOH) dissolved in water to form a 50.0…

Q: A student dissolves 5.2g of ammonia NH3 in 450.mL of a solvent with a density of 1.05 g/mL. The…

Q: A solution of KOH has 112 grams of KOH in 2000 grams of water. The Molality of this solution is O…

A: Mass of water = 2000 g = 2000 * 10-3 kg Mass of KOH = 112 grams Molecular mass of KOH = 56.1 g/mole…

Q: molarity molality

Question

What is the molality of a solution made by dissolving 12.3 grams of LiCl in 380 grams of water?

0.00907 m

0.00509 m

1.53 m

10.2 m

0.764 m

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Calculate the molality of a solution made by dissolving 115.0 g ethylene glycol, HOCH2CH2OH, in 500. mL water. The density of water at this temperature is 0.978 g/mL. Calculate the molarity of the solution.
A patient has a “cholesterol count” of 214. Like manyblood-chemistry measurements,this result is measured inunits of milligrams per deciliter (mgdL1). Determine the molar concentration of cholesterol inthis patient’s blood, taking the molar mass of cholesterolto be 386.64gmol1. Estimate the molality of cholesterol in the patient’sblood. If 214 is a typical cholesterol reading among men inthe United States, determine the volume of such bloodrequired to furnish 8.10 g of cholesterol.
The freezing point of a 0.21 m aqueous solution of H2SO4 is -0.796C. (a) What is i? (b) Is the solution made up primarily of (i) H2SO4 molecules only? (ii) H+ and HSO4- ions? (iii) 2H+ and 1SO42- ions?
What kinds of solute particles are present in a solution of an ionic compound? Of a molecular compound?
What mass of a 4.00% NaOH solution by mass contains 15.0 g of NaOH?
Classify each of the following solutions as saturated, unsaturated, or supersaturated based on the following observations made after adding a small piece of solid solute to the solution. a. The added solute rapidly dissolves. b. The added solute falls to the bottom of the container where it remains without any decrease in size. c. The added solute falls to the bottom of the container where it decreases in size for several hours and thereafter its size remains constant. d. The added solute causes the production of a large amount of solid white crystals.
Insulin is a hormone responsible for the regulation of glucose levels in the blood. An aqueous solution of insulin has an osmotic pressure of 2.5 mm Hg at 25C. It is prepared by dissolving 0.100 g of insulin in enough water to make 125 mL of solution. What is the molar mass of insulin?
For each of the following pairs of solutions, select the solution for which solute solubility is greatest. a. Ammonia gas in water with P = 1 atm and T = 50C Ammonia gas in water with P = 1 atm and T = 90C b. Carbon dioxide gas in water with P = 2 atm and T = 50C Carbon dioxide gas in water with P = 1 atm and T = 50C c. Table salt in water with P = 1 atm and T = 60C Table salt in water with P = 1 atm and T = 50C d. Table sugar in water with P = 2 atm and T = 40C Table sugar in water with P = 1 atm and T = 70C
For each of the following pairs of solutions, select the solution for which solute solubility is greatest. a. Oxygen gas in water with P = 1 atm and T = 10C Oxygen gas in water with P = 1 atm and T = 20C b. Nitrogen gas in water with P = 2 atm and T = 50C Nitrogen gas in water with P = 1 atm and T = 70C c. Table salt in water with P = 1 atm and T = 40C Table salt in water with P = 1 atm and T = 70C d. Table sugar in water with P = 3 atm and T = 30C Table sugar in water with P = 1 atm and T = 80C
When two beakers containing different concentrations of a solute in water are placed in a closed cabinet for a time, one beaker gains solvent and the other loses it, so that the concentrations of solute in the two beakers become equal. Explain what is happening.
Rubbing alcohol contains 585 g isopropanol (C3H7OH) per liter (aqueous solution). Calculate the molarity.
Explain why the distinction between solute and solvent is not clear for some solutions.