Explain why carbonated beverages must be stored in properly-sealed containers. Once the beverage has been opened, why does it maintain more carbonation when refrigerated than at be left at room temperature

Q: Explain why more sugar dissolves in a cup of hot coffee than a glass of iced coffee.

A: Introduction: The dissolution of any solute particles depends upon the speed at which solute…

Q: How do intermolecular forces affect freezing point depression.

A: Given question a intermolecular forces and freezing point depression. intermolecular forces affect…

Q: When ammonium chloride dissolves in water, the solution becomes cooler. Is the solution process…

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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: 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: Predict whether the heat of solution is positive, negative, or nearly zero when acetone and methanol…

A: When two substances mix with each other, the following can happen: 1. The mixing can release heat…

Q: Recall the formula for molality, boiling point elevation and freezing point depression. What have…

A: To identify: The relationship between the molality, boiling point elevation and freezing point…

Q: Explain, in terms of solution properties, why a wiltedplant regains its “health” when watered.

A: Osmosis is the movement of solvent from a low concentration solution to a high concentration…

Q: Compound XY is an ionic compound that dissociates as it dissolves in water. The lattice energy of XY…

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Q: List the Enthalpy changes accompanying the solution process?

A: ANSWERE IS DISCUSSED BELOW :

Q: Which of the given phenomenon is explained by colligative property?     Freezing of ice…

A: Answer  Which of the given phenomenon is explained by colligative…

Q: The ice cream made in an old-fashioned way is where the maker has a tub full of mixed ingredients…

A: Answer-1 Salt melts ice and helps keep water from re-freezing by lowering the freezing point of…

Q: Suppose you want to purchase a syrup containing water and sugar and you have two brands from which…

A: Freezing point, temperature at which a liquid becomes a solid. As with the melting point, increased…

Q: The process of dissolving is favored if the __________ interactions are weaker than the __________…

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Q: How charge is developed on the colloidal particles

A: Colloidal particle can carry electric charge with them. It can be either positive or negative. Also,…

Q: If each substance listed here costs the same amount per kilogram, which would be most cost-effective…

A: Freezing point is a colligative property which depends on the number of particles of a non-volatile…

Q: -Which substance has the highest solubility to hexadecane? a. Substance A b. Substance B c.…

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Q: Compound XY is an ionic compound that dissociates as it dissolves in water. The lattice energy of XY…

A: Given:             Lattice energy = -595.6 KJmol-1             Hydration energy of ions = -612.4…

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: True or False Diluting the solution by adding more solvent changes the moles of the solute present.

A: Diluting the solution by adding more solvent changes the moles of solute present : True / False

Q: Which of the following changes would increase the solubility of sugar in water?   A. Increasing…

A: Solubility of sugar increases on Increasing the temperature

Q: Heat is released when some solutions form; heat is absorbed when other solutions form. Provide a…

A: Given:-              A molecular explanation for the difference between these two types of…

Q: Pour the carbonated drink into a clear drinking glass. Fill up to the rim and observe the bubbles…

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Q: carbonated soda being submerged in hot water

A: In this question we have to explain that the effect of a teaspoonful of vinegar in a bottle of…

Q: When ammonium chloride dissolves in water, the solutionbecomes colder. (a) Is the solution process…

A: a. NH4Cl(s)+H2O(l) --------------> NH4+ + Cl- During this reaction the temperature falls because…

Q: In order to calculate the molality of a solution from its molarity, what other information would be…

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Q: What is the Millioosmolality of a 0.2 m glucose solution, assuming that the atoms in a glucose…

A: Osmolality is defined as the number of solute particles present per Kg of solvent.

Q: When a carbonated beverage is heated bubbles of gas become visible. What does this mean? The carbon…

A: Carbonated beverages containing carbondioxide in solution.

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: ur observation when you open a bottle of carbonated soft drink

A: A solution has two components mainly, one is solute, and the other is solvent. When a solute is gas…

Q: Sweet tea is often made by dissolving a lot of sugar in water, brewing the tea, and then chilling.…

A: Colligative properties are defined as those properties of the solutions which depend only on the…

Q: A supersaturated solution of sodium chloride is prepared by heating it and letting it cool slowly.…

A: Solubility of a gas is inversely proportional to temperature, so when temperature increases…

Q: Which substance, sucrose or CaCl, has more pronounced effect on the boiling point elevation and…

A: When a solute is added, then there is elevation in boiling point of solution and depression in…

Q: Table 9.1 (data) Apperance KNO3+water before heating    NaCI + water before heating   KNO3+…

A: Table 9.1 (data)AppearanceKNO3+water before heatingWhite solid + water (Insoluble)NaCl + water…

Q: Determine ΔHsolute for KBr if the ΔHsolution (KBr) = +19.9 kJ/mol and the ΔHhydration(KBr) = -670.…

A: The enthalpy for the solute or lattice energy, ΔH solute or lattice, is calculated as shown below.

Q: when Joseph Priestley (1733–1804) developed a method of infusing water with carbon dioxide to make…

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

Q: Calculate the energy change (with the correct sign) when the temperature of 100.0 mL100.0 mL of…

A: Density of water = 1 g/ml Volume of water = 100 ml Mass of water = Volume of water × Density of…

Q: Define the term solubility. How is it affected by temperature in solids and gasses?

A: The require definition is given below -

Q: When a distilled water is distilled does it have the same property as those of the original…

A: It is asked to explain the effect of double distillation of water.

Q: Explain the following using the principle of colligative properties.  Antifreeze or coolant is a…

A: Cars' radiators requires a coolant to extract the heat from them, so that the temperature of car…

Q: If the algebraic sign of  change in internal energy is negative, in which direction has energy…

A: Internal energy, △E is the sum of microscopic energies like translational, vibrational, kinetic,…

Q: E A student dehydrated a sample of hydrate incompletely. Explain how the incomplete dehydration of…

A: Given: The student dehydrated a sample of hydrate incompletely.

Q: Determine the solubility of coconut oil of the following solvents:  SOLVENT SOLUBILITY Water…

A: Answer  Determine the solubility of coconut oil of follwing…

Q: always increase when a compound is added while the freezing point always decrease

A: Boiling point is the specific temperature of liquid at which vapor pressure of liquid is equal to…

Q: enriched to a 60 wt % sulfuric acid solution by adding pure sulfuric acid. a. How much pure sulfuric…

A: Given  20 wt% of sulfuric acid is enriched to 60 wt% by adding pure sulfuric acid. The temperature…