Q11. Review question 12.31 An unopened soft drink can has an aqueous CO2 concentration of 0.0506 mol Lat 25°C. What is the pressure of CO2 gas in the can?

Q: If 1.25 moles of NaOH is dissolved in 180g of water, what is the molality of the solution?

A:

Q: What types of intermolecular forces give rise to hydration shells in an aqueous solution of sodium…

A: Sodium chloride is a polar molecule so ion dipole forces are present in it. When it is dissolved in…

Q: Match the following aqueous solutions with the appropriate letter from the column on the right.…

A: The solution boiling point will be equivalent to the mathematical multiplication of the species…

Q: 3) What is the osmotic pressure, II associated with a 50.0 g of an enzyme of molecular mass 98,000…

A: The correct option is b) 3.71torr. Detail calculation is shown below

Q: Calculate the molality, molarity, and mole fraction of CH4 in a 14.0 mass % aqueous solution.…

A: Given that aqueous solution of CH4 is 14.0 % by mass We have to calculate molality, molarity and…

Q: State Henry’s law. Why do gases always tend to be less soluble in liquids asthe temperature is…

A:

Q: Which of the following intermolecular forces or bonds is primarily responsible for the solubility of…

A: Water is a polar molecule so work as a dipole but H2 is non polar molecule.  ~In H2O and H2 , no ion…

Q: Concentrated hydrochloric acid is 11.8 M HCl and has a density of 1.190 g/mL. Calculate the mass %,…

A: Given,  Molarity of HCl = 11.8 M Density = 1.190 g

Q: he connection between chemistry and carbonated soft drinks goes back to 1767, when Joseph Priestley…

A: According to the Le Chatelier's principle, if a system in equilibrium is subjected to change in…

Q: The most important intermolecular force that determines how soluble H2C=O(g) is in CH3OH(l) is

A: Hydrogen bonding: When hydrogen attached to a highly electronegative atom in different molecules, it…

Q: What is Brownian motion, and what causes it?

A:

Q: A 31.9 g sample of a K2SO4 dissolves in 180. g of water. If the Kf  (H2O) = 1.86 oC/molal.  What is…

A: Depression in freezing point is given by  depression in freezing point = Kf X m X i  where m =…

Q: A solution of H2SO4(aq) with a molal concentration of 2.88 ? has a density of 1.167 g/mL. What is…

A: Given, Molal concentration of H2SO4 solution = 2.88 m Density of the acid solution = 1.167 g/mL…

Q: The freezing point of an aqueous solution containing pantothenic acid (M=205.3 g/mol) is -0.60°C.…

A:

Q: What is the effect of pressure (ex. pouring on a glass bottle) on carbonated soda (ex. bottle of…

A: According to Henry's law as we increase partial pressure over the solution amount of dissolved gas…

Q: Are all colloid stable?

A: A colloid is defined as a heterogeneous solution which consists of a dispersed phase and a dispersed…

Q: Q.9. 1.00 m solution of HCl has a freezing point of -3.30°C. Determine the yan't Hoff factor (the ""…

A: Colligative properties: The colligative properties are those properties of solutions that depend on…

Q: Commericial concentrated Hydrochloric acid is 11.8 M HCl and has a density of 1.190 g/mL. Calculate…

A: Given Concentration , Molarity (M) = 11.8 mol/L It means 11.8 moles of solute ( HCl ) present in 1 L…

Q: Which (aq) solution has the highest boiling point and the highest freezing point? 1 molal CH3OH…

A: The question is based on the concept of solutions. depression in freezing point and elevation in…

Q: A 1.09 g sample of substance X is dissolved in 26.8 g of benzene. The freezing point of the solution…

A: The ratio of moles of solute to the mass of the solvent in kg is known as molality.

Q: What is the molality of a solution composed of 3.25 g methanol (CH3OH) and 250 mL of water?

A:

Q: A bottle of wine contains 12.0% ethanol by volume. The density of ethanol (C2 H5OH) is 0.789 g/cm.…

A:

Q: Calculate the freezing point of a 14.00?14.00m aqueous solution of methanol. Freezing point…

A: The freezing point of a 14.00m aqueous solution of methanol is to be calculated. Given: Molality of…

Q: How many grams of ammonium chloride must be added to 150 mL of water to make a saturated solution at…

A: Solubility of the solute in the given solution is the maximum amount of solute that can be dissolved…

Q: What type of intermolecular force causes the dissolution of NaCl in water?

A: The forces that occur between molecules are known as intermolecular forces. Intermolecular forces…

Q: Question attached

A: Intermolecular forces are the forces of attraction between the different molecules. There are five…

Q: The solubility of benzoic acid in water is 0.90 g per 100 ml at 0 °C and

A: The minimum amount of water needed to recrystallize a 15.00 g sample of benzoic acid is to be…

Q: What is 1molal solution?

A:

Q: 2. Why does adding salt to water increases the boiling point of water?

A: Colligative properties are the properties of substance which depend upon amount of solute added.…

Q: What is osmosis? What is osmotic pressure?

A: Osmosis:From low concentrated solution, where the solvent molecules go through a semipermeable…

Q: Which intermolecular forces or bonds is primarily responsible for the solubility of argon (Ar) in…

A: The properties of liquids are intermediate between those of gases and solids, but are more similar…

Q: 18.1 g of lithium nitride are dissolved in 2.223 L of waterWhat is the freezing point of this…

A: ∆Tf= Depression in freezing point  Tof= freezing point of pure water = 273.15KTsf= freezing point of…

Q: Consider the solution process below. Select the true statement. AH1 AH, AH Expanded solvent Expanded…

A: In chemical thermodynamics, the Hess's law of constant heat summation states that regardless of the…

Q: How much sugar dissolves completely in ½ cup of water?

A: A question about solubility of sugar in 1/2 cup of water.

Q: Ibuprofen, widely used as a pain reliever, has a limited solubilityin water, less than 1 mg/mL.…

A: Since the structure of Ibuprofen is  Hence the red part is O in the given figure and the white and…

Q: How many grams of ethylene glycol (C2H6O2 = 62.07 g/mol) must be dissolved in 1000.0 grams of water…

A: Concept:  Upon adding some electrolyte there occurs the depression in freezing point as the surface…

Q: Explain Colligative properties and The Elevation of Boiling Point

A: Interpretation- To explain the Colligative properties and The Elevation of Boiling Point -…

Q: Indicate the most important type of intermolecular attraction responsible for solvation in each of…

A: tIn the given question,  the most important type of intermolecular attraction responsible for…

Q: A solution of H2SO4(aq) with a molal concentration of 6.80 ? has a density of 1.318 g/mL. What is…

A: Given:Density = 1.318 g/mLMolal conc. = 6.80 We need to find the molar concentration of this…

Q: Which aqueous solution will have the lowest freezing point? ATf = Kf m i a. 0.05 m MgCl2 b. 0.05 m…

A: Depression in freezing point is given by:

Q: Concentrated hydrochloric acid contains 1.15 mol HCl dissolved in 3.54 mol H2O. What is the mole…

A: Given, Moles of HCl (solute) = 1.15 mol Moles of water (solvent) = 3.54 mol

Q: Consider the solubility of non polar gases in water. As temperature increases the solubility of the…

A: To solve this problem we have to know about the Solubility of non polar gas in water .

Q: 2. What mass of NaNO3 should be dissolved in 25.0 mL of water so that the resulting solution freezes…

A: The normal freezing point of water is 0.0 0C and the freezing point of solution is -6.0 0C.…

Q: If a solution containing 30.0 g of protein per litrehasca measured osmotic pressure of 9.4 mm Hg at…

A: Given : Mass of protein = 30.0 g Volume of solution = 1.0 L Temperature of solution = 25 oC And…

Q: A solution containing ethylene glycol and water has a vapor pressure of 7.88 torr at 10 °C. Pure…

A: According to the Raoult’s Law: where P˚solvent = partial pressure of the solvent, Psolution is the…

Q: The most important intermolecular force when the solute CH3-O-CH3 dissolves in water is

A:

Q: In an aqueous solution of sulfuric acid, the concentration is 7.87 mol% of acid. The density of the…

A: Given that : Concentration in % of acid = 7.87 mol% Density of the solution = 1.2205 g mL-1 The…

Q: 150 mmol/L of the following substances are dissolved in pure water. Which would have the highest…

A:

Q: What is the the molar concentration (mol / Litres) of glucose in this sample.

A: Given :- mass of glucose = 180.0 mg                Volume of solution = 50.0 mL  To calculate :-…

Q: Commercial concentrated Hydrochloric acid is 11.8 M HCl and has a density Of 1.190 g / mL .…

A: Given data: Molarity of HCl = 11.8 M Density of HCl = 1.190 g/mL Formula used:           Mass%=Mass…

Analytical Tools

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