CI- cocaine (crack) neutral organic molecule cocaine hydrochloride a salt

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: When diluting the commercial vinegar, what would have been the effect on acetic acid molarity of…

A: Given Hint: Think about how the concentration of the commercial vinegar is affected by the water in…

Q: Which of the following happens when NaCl dissolves in water? O The chloride ions are attracted to…

A: Ionic compound: Ionic compound composed of cation which is positively charged (+charge) and an anion…

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: If 65 g of NH4Cl are added to 100 g of water at 50 °C, how many grams of NH4Cl will not dissolve?

A: We want to add NH4Cl are added to 100 g of water at 50 °C

Q: What is the freezing point of a 0.90 m aqueous solution of potassium hydroxide? 1) 269.8 Kelvin 2)…

A:

Q: Explain why vinegar (CH₃COOH) can dissolve in water but vegetable oil cannot.

A: Water is a polar substance which means it can dissolve only  polar substance it . Or the substance…

Q: Calculate how many grams of HCl does it contain 100 mL of 1M HCl solution.

A:

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

A: We need to know that soaps are the sodium salts of fatty acids. Ends of the soaps are hydrophilic…

Q: A 2073 g sample of ground water is found to contain 0.0522 g of arsenic. Calculate the concentration…

A: Given: Mass of water sample = 2073 g. And mass of arsenic = 0.0522 g.

Q: Average Water Hardness (mg CaCO, / ml water sample) Average Water Hardness (mg CaCO3 / L water…

A: Given the hardness of water sample (from three trials), average value can be calculated.

Q: compound

A: We know that Ionic chemicals dissolve in polar solvent but not in the non-polar solvent (like…

Q: Which of the following is the most soluble in water? Select one: CH,CH,CH3 C3H,COOH O C2H,COOH…

A:

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: nL of 0.0 M NaOH to What is the solubility of benzoic acid in water (g/L) at 25°C ?

A: given-50 mL of saturated solution of benzoic acid requires 12.8 mL of 0.05 M NaOH to completely…

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

A:

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: Pick the compound that is most soluble in water (lone pairs are not indicated): H H H. Compound 1:…

A: compound 1 have 2-OH group so, show strong hydrogen bonding ,soluble in water OH is polar in nature…

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: How does a home water softener produce “soft” water?

A: A home water softener has a resin tank containing thousands of tiny resin beads that hold…

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

A:

Q: How much 0.19 M KOH solution can be made by diluting 365 mL of 6 M KOH?

A:

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…

Q: What is standardization and why does NaOH have to be standardized?

A: A standard solution is  a solution with known concentration. Standardization is the process of…

Q: What do you think would have happened to the boiling point of the water if you had added twice as…

A: The boiling point is the temperature at which a liquid substance changes into its gaseous state…

Q: What mass of riboflavin (in mg) must be dissolved in 0.02 M acetic acid solution (we have 2L of…

A: