You want to isolate the caffeine content of your hot drink using recrystallization. It is known that 100 ml of the hot drink contains 65 g of caffeine. The solubility of caffeine in hot and cold water is 660g/L of water and 10g/L of water respectively. What is the highest possible recovery for this process? Solubility: The amount of solute that can be dissolve per amount of solvent.

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: The maximum amount of a substance that may dissolve in a specific solvent at a specific temperature…

Q: -. Molar volume (V/n) can be calculated and measured for any set of conditions. At 30.0 °C and 1.00…

A: The equation of Ideal gas PV = nRT At STP, Temperature = 25°C Pressure  = 1 atm. From ideal gas…

Q: A 120.0 gram solution is prepared at 80° C that is saturated with NaNO3 (MW=85.0 g/mole; solubility…

A: Mass of solution prepared at 80° C = 120.0 gSolubility of NaNO3 at 80° C = 150 g NaNO3/100 g…

Q: 3. If you have 10 g of Brz and dissolved in 1IL cyclohexane. What is the molality of solution?…

A:

Q: The solubility of carbon tetrachloride (CCI,) in water at 25 °C is 1.2g/L. The solubility of…

A: To explain: The solubility of chloroform, CHCl3 is more than CCl4.

Q: What mass of silver nitrate will precipitate out of solution if 950.0g of silver nitrate is…

A: Given data,Mass of AgNO3=950gMass of water=225gInitial temperature=50oCFinal temperature=20oC

Q: Consider the solubilities of a particular solute at two different temperatures. Temperature (∘?)…

A: Given data: Mass of solute at 20˚ C = 48.3 per 100 g of water Mass of solute at 30˚ C = 87.6 per 100…

Q: According to Henry’s law, how do partial pressure andsolubility of a gas affect its concentration in…

A: The relation between gas solubility to pressure is described by Henry's law. According to Henry's…

Q: has been transferred from areas As a system reaches thermal equilibrium, of high to low A) solute;…

A: The heat or thermal energy flows from the high-temperature area to the low-temperature area.

Q: f dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: The formula of elevation in boiling point is:Here,  is the increase in boiling point, Kb is the…

Q: Calculate for the normality of H₂SO4 for the reaction H₂SO4 + 2 NaOH → Na2SO4 + 2 H₂O if the acid…

A: Initial volume of H2SO4 = 7.5 ml  Initial Molarity of H2SO4 = 1.0 M After dilution total volume =…

Q: Which of the following :sentence is incorrect In peptization, a O coagulated colloid returns to its…

A: A multiple choice question about chemical analysis, which is to be accomplished.

Q: Rank the following aqueous solutions from the highest (1) to lowest osmotic pressure (4). 0.01 M…

A:

Q: The solubility of NaCl is 36.0 g in 100 g of H₂O at 20 °C. What is the maximal amount of NaCl that…

A: Given: The solubility of NaCl is 36.0 g in 100 g of H2O. We have to find the maximal amount of NaCl…

Q: Using the values for the solubilities of boric acid, salicylic acid and disodium citrate, calculate…

A: A saturated solution is the one in maximum amount of given solute in soluble. In the question it is…

Q: The mole fraction of silver acetate, AgCH3COO, in an aqueous solution is 7.96x10-2. The percent by…

A:

Q: Can you please write a conclusion about this?

A: Solubility is dependent variable of pressure and temperature.

Q: Some types of paint are colloids composedof pigment particles dispersed in oil. Based onwhat you…

A: Colloids (also known as colloidal solutions or colloidal systems) are mixtures in which…

Q: The sign of the molar heat of solution (whether it is endothermic or exothermic) of a solid solute…

A: 1.) To explain which of the following statement is true for molar heat of solution during…

Q: Cobalt chloride molar mass-129.839g/mol c at saturation-4.330mol/L solubility-29.986 Ksp-?

A: Calculate the molar solubility,

Q: The solubility of calcium fluoride (Ksp 4x10-11) in pure water is ---- M O 6.32x10-6 O ) 2.1x10-4 O…

A:

Q: At 20'C, the solubility of KCI is 24/100.0g of H20. In the laboratory, a student mixes 200.0g of KCI…

A: Given that At 20'C, the solubility of KCI is 24/100.0g of H20 That is at 20'C, 24 g of KCl will…

Q: The solubility of sodium acetate is listed in reference books as 123g/100ml H2O @20C. What do these…

A: In the realm of chemistry, understanding the solubility of compounds in different solvents is…

Q: The following pairs will form miscible mixtures except. Pair #1: octane (C3H18) and water Pair #2:…

A: 1) Octane and water -  water and octane are not miscible. Water molecules interact with each other…

Q: much

A:

Q: Three common compounds used in "ice melt" are magnesium chloride, calcium chloride and sodium…

A: #(a): Solubility(S) is calculated as the moles of solute per L of the solution.  Given 37.45 g CaCl2…

Q: If each of the following substances in solution is placed in a dialyzing bag and immersed in…

A: Dialyzing membrane:- This membrane is an semi-permiable membrane. •This membrane only allows…

Q: saturated solution is sucrose was prepared at 30.0 Celsius using 500.0 g of water. How many grams of…

A: In this question, we want to determine the mass of sucrose dissolved in 500 0g of water.  How we can…

Q: A homogeneous mixture of two (2) or more substances originally in any of the three states of matter…

A: A homogeneous mixture of two (2) or more substances originally in any of the three states of matter…

Q: Write the balanced equation for the dissolving of PbCl₂(s) in water.

A: • We need to write the balanced equation for the dissolving of PbCl2(s) in water.

Q: Table 11.9 (data) Observation Sample   Original solution   Heated solution…

A: First Column is filled by observing original solution. The original solution contains insoluble…

Q: read values for the following: the solubility of sodium chloride (NaCl) at 50 degrees celsius

A: Solubility of NaCl at 50°CSolubility of NaCl at 25°C is 357 mg/ml in water.

Q: If 1.025 g of unknown solute is added to 4.568g of lauric acid and the sloution is found to have a…

A: The mass of solute is = 1.025 g The mass of solvent is = 4.568 g=0.004568 kg The molality of the…

Q: 20 Consider the reaction: N2(g) + 3H2 (g) = 2NH3 (g) AG°; (NH3) = -17.65kJ/mol Determine the…

A: Given, N2(g) + 3H2(g) ⇌2NH3(g) ∆G°f(NH3) = -17.65 kJ/mol Equilibrium constant (Keq) = ? Temperature…

Q: 2) Choose the aqueous solution that has the lowest melting point. These are all solutions of…

A: Ans) 0.125m NaNO3

Q: If dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: The objective of the question is to predict the change in temperature if the amount of solute is…

Q: If dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: The formula of elevation in boiling point is:Here,  is the increase in boiling point, Kb is the…

Q: If dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: The formula of elevation in boiling point is:Here,  is the increase in boiling point, Kb is the…

Q: If 1.025 g of unknown solute is added to 4.568g of lauric acid and the sloution is found to have a…

A: According to the question, The mass of the solute is given by  = 1.025 gThe mass of the solvent is…

Q: When 2.57 g of a nonelectrolyte solute is dissolved in water to make 115 mL of solution at 24 °C,…

A:

Q: which ionic compounds are soluble in water

A: In this question we have to tell some example of ionic compounds soluble in water and some ionic…

Q: 7) For preparation of (200+Y) ml, 2.8 M solution from the following solutes, how many grams is…

A: Volume of the solution = (200+80) ml = 280 mlConvert ml to L = 280×10-3 LMolarity of the solution =…