Adding salt to water decreases the freezing point of the water since it lowers the vapor pressure of the ice.   True or False?

Q: Solution A contains 20 g of sodium chloride, NaCl, dissolved in 200 mL of water. Solution B has 40 g…

A: Solute is the salt or any other compound which is dissolved in the solvent. Solute and solvent yield…

Q: Four liquids are described in the table below. Use the second column of the table to explain the…

A: Freezing point of pure water is 0 0C or 273 K. Freezing point of solution depend upon the molality…

Q: why hexane and methanol are miscible gases but only slightly soluble as liquids

A: Hexane and methanol both are organic compound. Hexane is a straight chain alkane molecule while…

Q: Predict differences in our global environment that may havearisen if the freezing point and boiling…

A: Differences in our global environment that may have arisen if the freezing point and boiling point…

Q: Is it always the case that the formation of a liquid solution results in the release of energy? If…

A: Processes in which net energy is released are called exothermic while the processes in which energy…

Q: Temperature "c Grams of Compound 1 Grams of Compound 2 20 40 20 20 60 40 20 80 60 40 80 80 50 80 100…

A: A graph based solubility problem, which is to be accomplished.

Q: Compute the boiling point elevation of a salt water solution that contains 3.35 g of NaCl dissolved…

A: The elevation in boiling point is expressed as:

Q: A sample of salt water will freeze at a higher temperature than a sample of pure water. O True False

A: The freezing point of pure water depends on the surface of the solution or solvent.

Q: As a pot of salt water boils, the water evaporates, leaving behind the salt. Therefore, as the water…

A: The salt water requires more exposure of heat in order to boil off water alone, so the boiling point…

Q: Which of the following is a way of conserving water? Leave the shower running while soaping Use a…

A: Correct Answer is option (D)

Q: Explain why bubbles form on the inside surface of a pan when water is heated.

A: Bubbles form on the inside surface of a pan when water is heated, which has to be explained below.

Q: calculate the boiling point of sea water if it contains 35 g of NaCl for every 1000g of water

A:

Q: How much energy is given off when 563.8 g of NaCl solidifies at its freezing point of 801C

A:

Q: For any given mixture of two miscible liquids, which component of the mixture will be present in the…

A: Certain properties that could relate the vapor pressure of volatile liquids/volatile liquid mixtures…

Q: Which solution (saturated, unsaturated, or supersaturated) represents a non-stable

A:

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: Which will boil faster, a salt or a pure water?

A: Elevation in boiling point is the difference between the boiling point of the solution and the…

Q: See attached graph and: Match the following (Using the letter): Freezing point depression…

A: Solutions are  homogeneous  mixture of two or more components. The major components are called…

Q: ethylene glycol freezes at 11.5 °c what is its freezing point

A:

Q: Choose the correct description of the meaning of the expression "collecting a gas over water". A. A…

A: In many chemical reactions, the product is a gaseous product and the amount of the gaseous product…

Q: Which of the following statements is correct?   a. Solvation releases energy. b. Difference in…

A:

Q: NaCl will depress the freezing point of water more than CaCl2. True False

A: The depression in the freezing point is one of the 4 colligative property and only depends upon the…

Q: Which would have a higher boiling point- a sample of pure water or a sample of salt water (Nacl…

A: These questions are based upon colligative properties. We need to find if the boiling point is…

Q: Compute the boiling point elevation of a salt water solution that contains 3.80 g of NaCl dissolved…

A:

Q: When mixing together the solvents A. Water/vegetable oil B. Water/rubbing alcohol C. Vegetable…

A:

Q: True or False Adding salt to water will decrease its freezing point, which will increase the time…

A: Let us take water as a ice.  Salt melts ice and helps keep water from re-freezing by lowering…

Q: Question attached

A: The liquid sample is said to be "Miscible" when two compounds mix with each other completely, they…

Q: These are cooling curves of (1) first compound and (2) second compound. Based on the graphs, what…

A: We have to find the freezing point from given cooling curve

Q: what quantity of heat would be evolved if 5.68g of liquid aluminum freezes at its normal freezing…

A: The answer to the following question is-

Q: do pockets of liquid water form when when a salt solution evaporates

A: The process in which physical state of water changes from liquid to gas under the application of…

Q: What is the state of water if its pressure is greater than the saturation pressure at a certain…

A: Generally matter has three states.These are solid,liquid and gas. But depending on temperature,…

Q: Determine the change in boiling point for 301.4 g of carbon disulfide (mm=76.15,Kb=2.34 C degrees)…

A: First, calculate the moles of compound as follows: Moles of the compound dissolved = Mass/Molar mass…

Q: Consider the Navarro, N scale at freezing point and boiling point are 30oN and 330oN,respectively.…

A: The relation of of Navarro scale to Celsius scale is given by (N scale -melting point/(boiling…

Q: The addition of KBr to water causes the vapor pressure to: a. Increase b. Decrease c. Stay the same…

A:

Q: What types of liquids are miscible with water? What types are immiscible?

A: Liquids are the substance that dont have a definite volume. The particles present in the liquid can…

Q: How many grams of ethylene glycol must be added to 37.8 g of water to give a freezing point of…

A: The depression in freezing point is the colligative property. The formula used for the depression in…

Q: Can you please help me solve this problem?  I am having trouble figuring out the process to solve…

A: The dissociation of calcium chloride in water is given as

Q: The distance travelled by the compound depends on how soluble it is in the chosen solvent. True…

A:

Q: substance with the lowest boiling point between water, fuel, nail polish remover and alcoholic drink

A: Boiling point of a substance is defined as the temperature at which vapour pressure of the substance…

Q: Miscible liquids form a homogeneous mixture when added together. Is toluene miscible with water?…

A: The rule is Like dissolve like.

Q: The vapor pressure of octane is lower than the vapor pressure of butane at a given temperature. true…

A: The vapour pressure of two hydrocarbon depends on the strength of intermolecular forces as follows.

Q: Determine the freezing point and boiling point of the solution. (Assume density of water = 1.00…

A:

Q: Explain the various factors that impact the solubility of substances in water

A: The maximum amount of a chemical that will dissolve in a given amount of solvent at a certain…

Q: Match the following to letters on the graph:          Freezing point of solution          Where…

A:

Q: Rank the dissolution of an ionic solid steps from first to last.   - hydration of cations -…

A: Dissolution of an ionic solid occurs in the following steps: Step 1 dissolution of salt into its…

Q: Suppose you dissolve a solute in water that results in a boiling point temperature of 100.06 degrees…

A: When a “solute is added to a pure solvent”, the boiling point of the solvent increases. This is…