ci cocaine (crack) neutral organic molecule cocaine hydrochloride a salt

Q: 3ml of pond water is added to 12ml of saline. what is the dilultion? and what is the dilution…

A: Dilution is a process to reduce the concentration of a solute in the solution by adding some amount…

Q: A solution saturated with NaCl and KCl at 100°C is cooled to 20° C. Assuming neither salt affects…

A: Given the initial temperature of the NaCl and KCl solution is 100 oC. The solution is cooled to 20…

Q: What is the boiling point change (in unit of °C) of the benzene liquid when 0.53 mole of naphthalene…

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Q: Estimate how close an H3O+ ion and a hydrated electron must be to interact

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Q: Arrange the following in terms of their likely miscibility in water.   CH3-CH2-COOH ;…

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Q: You need to make a large quantity of a 5% solution ofHCl but have only 25 mL HCl. What volume of…

A: The solution is a mixture in which the lowest amount (solute) is dissolved or distributed in a high…

Q: For eac the solu SO

A: Four multiple choice questions about solubility concept, which are to be accomplished.

Q: Explain the molecular reason why the vapor pressure decreases when glycerol (C3H5(OH)3) is dissolved…

A: The answer is given as follows Vapour pressure : This is a pressure exerted by the gas which is in…

Q: 3. A solution of acetic acid and cyclohexanol was found to boil at 135°C (760 Torr). Which component…

A: Boiling point is the temperature at which a compound boils at normal pressure.

Q: Many drugs are sold as their hydrochloride salts (R,NH2* CI), formed by reaction of an amine (R,NH)…

A:

Q: 1.) What mass of NiCl2 must be dissolved in 75 mL of water to make a 2.5% solution? Density of water…

A:

Q: Based on the properties of water, why do non-polar compounds such as fats and oils not dissolve well…

A: Like dissolves like principle: ‘Like dissolves like’ principle says that polar compounds including…

Q: Example of Soil Colloids and importance in the improvement of Agricultural Practice?

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Q: A solution is prepared by dissolving 0.0511 mol of a weak monoprotic acid in 213. g of water. This…

A: Vant's hoff factor i= 1+(n-1)a  Where a = degree of dissociation

Q: Describe how water dissolves a salt

A: The solubility of substances in the solvents depends upon the interactions present in the substance…

Q: Calculate the amount of conc. HCl

A:

Q: What will happen to water if 1M of SALT is dissolve into it? the vapor pressure of water will…

A: Colligative property  The property depends on amount of solute particle  1) lowering vapour pressure…

Q: Which is the better solvent?

A: According to the like dissolve like principle, a polar compound is soluble in polar solvent and a…

Q: Direction: Discuss and answer the following questions. . What is the purpose of using rock salt in…

A: Q1  Answer  The salt lowers the temperature at which water freezes, so with salt ice will melt even…

Q: OH HO CH- CH2- N- CH3

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Q: Is aqueous NaOH a solid, liquid, or solution at room temperature? Draw the strucutre and include the…

A: The sodium hydroxide (NaOH) is a white colourless solid in room temperature. When it dissolved in…

Q: Many drugs are sold as their hydrochloride salts (R2NH2 + Cl−), formed by reaction of an amine…

A: Given:-

Q: Explain the formation of scum when hard water is treated with soap.

A: Concept introduction: Soaps are sodium or potassium salt of long chain fatty acids, produced by a…

Q: At what temperature will 40g NaCl dissolve in 100g water?

A: Using the solubility curve of NaCl with temperature, for 40g of NaCl to be dissolved  in 100g of…

Q: How do sodium ions in NaCl affect the sollubility of soap in water?

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Q: Calculate the amount of (in g) of the NH solute that must be dissolved in 373 g of the mmethanol…

A: The objective of the question is to calculate the mass of .

Q: What would be the molarity of a solution in which 0.670 mole of NaCl is dissolved in enough water to…

A: Given , moles of NaCI dissolved = 0.670 mol volume of water = 2.90 L

Q: How much water should be added to 14mL of 15% alcohol solution to reduce the concentration to 7%?

A: Given,         V1 = 14 ml  M1 = 15%        V2 = ?         M2 = 7 %

Q: State if the following compound is R or S, explain 2 intermolecular forces it would exhibit, and…

A: R and S nomenclature can be given according to Cohn-Ingold Prelog , according to this give…

Q: Please give an equation to show why boiling water deviate from the neutral pH.

A: When water is boiled, both hydrogen ion and hydroxide ion concentration increases to same extent.…

Q: An intravenous solution of AVELOX contains 400 mg of moxifloxacin hydrochloride (1.6 mg/mL).…

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Q: 6) Indicate each of the following that are soluble in hexane. NaCl H20 C10H8 K20

A: The compounds given are H2O, NaCl, K2O and C10H8.

Q: compare between detergents and soaps from: structures 300 -the action when the water is soft…

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Q: Which of the compounds A-D would be expected to dissolve in dilute sodium hydroxide? H3C. во жизн OH…

A: The objective is to determine the compound that would be dissolved in dilute sodium hydroxide.Given…

Q: Why can water dissolve NaCl but hexane cannot?

A: Polar compounds soluble in polar solvents and non-polar compounds are soluble in non-polar solvents.…

Q: Write the SG of distilled water and explain why distilled water has this SG

A: Specific gravity(SG) : it is the important property of the fluid that states the relationship…

Q: 1. Which solution below would you expect to have the highest boiling point? a) 0.5 mol of KCI in a…

A: Answer:- This question is answered by using the simple elevation in boiling point when a solute is…

Q: Question 3 Which of the following would have a hydration shell in water? Na+ CI- Ва++ Sr++ All of…

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Q: Explain why this compound is not soluble in water.

A: In this question, we will discussed solubility of this compound in water. Why this compound not…

Q: Molar concentration is also the number of millimoles of solute per milliliter of solution true False

A: The given statement should be identified as true or false.

Q: To determine the concentrations of caffeine in both red bull and coca-cola beverages, what is…

A: To accurately determine the concentrations of caffeine in Red Bull and Coca-Cola beverages, a…