Accessibility Mode 1. An investigation to see how the solubility of salt is affected by temperature. Independent variable Dependent variable Control variables

Q: 11.What is the molality of a solution made by dissolving 29.9 grams of LiBr in 915 grams of water?

A:

Q: What will happen if you add more solute to a saturated solution?     the solute will not dissolve…

A: The question is based on the concept of solutions. we have to determine the effect of adding more…

Q: predicted observation (choose one) experiment A bigger mass of NaCl precipitate will form in Sample…

A: Note: You have posted 2 questions at same time. But according to our guidelines I can solve only the…

Q: 10 20 30 40 OU Temperature (°C) What is measured on the vertical axis? Hint; one word answer…

A: The following graph is of carbon dioxide solubility variation with temperature, which decreases with…

Q: To suspend colloid particles in a colloid, you could use a(n) a. emulsifying agent b. dispersing…

A: A colloidal mixture is a type in which the solute particles are in the range of 1 to 1000 nanometers…

Q: gas pressure goes A. down / down B. up / down C. up / up D. down / up

A: The question is based on the principle solubility of gas in liquids. we have to give proper…

Q: Bicarbonate ion, written HCO3-, is an important component of the buffer system that maintains the…

A: The chemical formula of a compound provides information about the nature of the elements involves…

Q: I do not understand Which of the following will have lowest vapor pressure? A. 1M salt water…

A: We know that Lowering of vapour pressure is a colligative property. Therefore it depends upon the…

Q: In a lab experiment, a student is attempting to dissolve Calcium Nitrate (Ca(NO3)2) into multiple…

A: In a lab experiment, Calcium Nitrate (Ca(NO3)2) is least likely to have low solubility in a solution…

Q: A 1:25 dilution is done with a 10.0 ppb solution. What is the concentration of the diluted solution…

A: Given that, 1:25 dilution of 10.0 ppb solution. Concentration of diluted solution?

Q: Define a. Digestion b. Reprecipitation c. Precipitation from homogeneous solution

A: Precipitation- precipitation is defined as the process which forms an insoluble compound either by…

Q: The concentration of a solution of Ca (OH) 2 when 74 grams are completely dissolved in a container…

A: The concentration of any solution can be expressed by the following methods: Molarity=Number of…

Q: The concentration of a solution of sucrose  C12H22O11  when 684 grams are completely dissolved in…

A: We have given that  Mass of sugar = 684g  Mass of solvent = 2000grams = 2Kg Molar mass of C12H22O11…

Q: 1. The lower the rate of a reaction the longer it takes to reach completion. 2. Slow reactions can…

A: Rate of the reaction define the velocity of reaction means how fast or slow the reaction process.

Q: I have a large cube of salt. What is a potential way of increasing the surface area of the salt…

A: Given answer of choices,    Dissolve the large salt cube in water    The large salt cube has the…

Q: Does the Molarity change if some solution is removed?  Explain. Will adding solute to the saturated…

A: 1. Concentration is an intensive property. Therefore removing some solution will not affect the…

Q: According to the solubility graph below, which substance's solubility is LEAST changed as the…

A: solubility: It is  defined as the amount of a substance which is required to form a saturated…

Q: Questions: 1. CHM-202 Lab 2 Freezing Point Depression Rev2 G6-2022 10/14 From your understanding of…

A: Hi! Thank you for the question As per the honor code, We'll answer the first question since the…

Q: 27) The substance below should be most soluble in ethanol. Is this correct? CO₂ O Yes No In some…

A: As per guidelines, I can only answer first question because you have posted multiple questions. If…

Q: The solubility of solid X is given below. What is the maximum percent recovery if a student wanted…

A: NOTE: Assuming that the initial temperature is 100 oC and the final temperature is 0 oC as per the…

Q: A 0.25 g sample of an unknown solid is dissolved in 8.85 g of cyclohexane. The change in the…

A: We can calculate the molality of the solute in the solution by using the relation of depression in…

Q: The vapor pressure of pure acetone is 185 torr. When 90.1 g of glucose (MW 180.2) dissolves in 7.5…

A:

Q: Keep carbonated drinks in cold places, O increases solubility of carbon dioxide gas in water O…

A: Answer: In carbonated drinks, CO2 which is a gas is being dissolved in water which is a liquid.

Q: Compare and contrast how each of the following affects the solubility of a solution and a…

A: 1) Intermolecular Forces : Higher the intermolecular force, higher will be the solubility.   i.e. :…