Q: Explain why soaps in aqueous solutions assemble into micellar structure
A: Soap is consist of fatty acids. Fatty acids are made up of polar head and non polar tail that means…
Q: Ascorbic acid (C6H8O6) is also known as Vitamin C. How many molecules of C6H8O6 does a Vitamin C…
A: Using avagadro concept we have solve this problem.
Q: What is the number of moles of glucose C6H12O6 in 0.500 L of a 0.40 M solution?
A: Given that Volume of solution = 0.500L Molarity = 0.40
Q: If 4.27g sucrose (C12H22O11,342.3g/mol) are dissolved in 15.2 g water, what is the boiling point of…
A: It is given that 4.27 g of sucrose is dissolved in 15.2 g of water, and the Kb for H2O is 0.512°C/m,
Q: What is the molarity of a solution of a polypeptide which has an osmotic pressure of 0.241 atm at…
A: Molarity is defined as no of moles of solute devided by volume of solution in liter.
Q: Which gives the more concentrated solution, stearic acid [CH3(CH2)16COOH] in (a) H2O or (b) CCl4?…
A: Stearic acid and carbon tetrachloride are nonpolar molecules whereas water is a polar molecule.…
Q: How many moles of solute are dissolved in 0.015848 kg of cyclohexane if the solution has a molality…
A: Given that, Mass of cyclohexane (solvent) = 0.015848 kg Molality of the solution = 0.542 mol/kg
Q: What compound gave a yellow globule insoluble with water with concentrated HNO3 and concentrated…
A: We have to explain and draw the structure of molar mass is C10H14 as follows in step 2:
Q: What is the molarity of a solution prepared by dissolving 125 g of C2H6O2 in 850 mL of water
A: Molarity is the ratio of moles of solute to the volume of solution (in L) Number of moles =…
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: In the Figure below, the amount of the three liquids acetic acid, butanol and water at pointP is:…
A: The three phases are solid, liquid and gaseous. For a three component system a phase diagram can be…
Q: Describe the orientation of the phospholipid molecules as they spontaneously assemble into a lipid…
A: A phospholipid layer has 2 components, a hydrophobic part which is made up of 2 hydrocarbon chains…
Q: Ascorbic acid (C₆H₈O₆) is also known as Vitamin C. How many molecules of C₆H₈O₆ does a Vitamin C…
A:
Q: "Lipids are biomolecules that are soluble in organic solvents andinsoluble in water" Define this ?
A: Concept introduction: Solubility rules: It stated that like dissolved like that means polar…
Q: Which of the following will boil faster, a 0.25m aqueous solution of NaCl or a 0.25m aqueous…
A: Molality is equal to the number of moles of solute dissolved in per kg of solvent. It is denoted by…
Q: In which solvent is C5H12O2 most soluble? a. C7H8 b. C2H6O c. C3H6O d. H2O
A: C5H12O2 is polar. Thus it is soluble in polar solvents i.e. H2O.
Q: How many grams of phenol should be used to prepare 240 g of a 5% (w/w) solution in water?
A: Formula used :- W/W % = (Mass of phenol ÷ Mass of solution )×100%
Q: Tyrosine is an amino acid. Which atoms in this molecule can form hydrogen bonds? CH,-CH NH,
A: there are many hydrogen bonds possible in the aminoacids hydrogen bond is actually a weak force of…
Q: What is the molarity of a solution of a polypeptide which has an osmotic pressure of 0.235 atm at…
A: Recall the expression for osmotic pressureπ π=CRTHere,osmotic pressure(π)=0.235 atm…
Q: 2. Micelles stay in the soap solution as colloid since: negative charges from polar heads repel each…
A: #2: Micelles in a soap solution are formed by the long-chain fatty acid salts of sodium or…
Q: 1. How many moles of sucrose, C12H22011 are contained in 1.12m sucrose with 150 g water?
A:
Q: What is the molarity of a solution of a polypeptide which has an osmotic pressure of 0.123 atm at…
A: Osmotic pressure is a colligative property. The osmotic pressure of a solution can be calculated by…
Q: What is the molarity of a solution of a polypeptide which has an osmotic pressure of 0.125 atm at…
A: Osmotic pressure is calculated by using the equation,
Q: Calculate the molar concentration of solution
A: Formula :- π = iCRT Where ; π is the osmotic pressure i is Van't hoff factor C is the molar…
Q: You need to prepare a solution of glycerol ( CH2OH-CHOH-CH2OH) in 100.0 g of water, so the…
A: In this ques, we have given a solution of glycerol and water, we have to calculate the mass of…
Q: How many moles of sucrose, C12H22O11 are contained in 1.12m sucrose with 150 g water?
A:
Q: Consider the two forms of a non-biologically important amino acid shown below. What is the biggest…
A: In case of amino acid, chemist picture, molecule does not have any charge on it and it can form…
Q: eutical preparation h
A: When two solutions have same osmotic pressure and salt concentration they are said to be isotonic…
Q: For items 15-16: The osmotic pressure of an aqueous solution of a certain protein was measured to…
A: Given: Osmotic pressure = 1.54 torr T = 25oC
Q: On a soap molecule, identify which end is known as being polar and which end is known as being…
A:
Q: How many grams of sucrose (C12H22011) are needed to lower the freezing point of 102 g of water by…
A: Given: Mass of water = 102 g Lowering in freezing point = 1°C Standard data: The molar mass of…
Q: In what context do the terms hydrophobic and hydrophilic relate to the solubilities of substances in…
A: The substances which have special affinity for water are called hydrophilic and the substances which…
Q: Which lipid sample is soluble or miscible in 70% ethanol? Explain. Do you think the solubility of…
A: Lipids are made of fatty acids chain. Depending on the substitution, polarity of lipids varies.
Q: Na3PO4 dissolves in water to produce an electrolytic solution. What is the osmolarity of a 2.0 ×…
A:
Q: 2. Find the mass of fructose (C6H12O6) present in a solution containing 9,370.0 mg acetic acid to…
A:
Q: Suppose you are presented with a clear solution of sodium thiosulfate, Na2S2O3. How could you…
A: A solution is said to be saturated when it cannot dissolve any extra solute in it. A solution is…
Q: C. You need to make 100 mL of a 0.2 molar sucrose (C₁2H22O11) solution. How much sugar do you need…
A:
Q: Detrmine the molrity of a solution that contains 15.50mL of glycerol (C3H8O3,d=1.265 g/ml) in…
A: The mass of the glycerol is calculated is shown below where d and V is the density and volume of the…
Q: What is the boiling point of a solution prepared by dissolving 2.50g of biphenyl (C12H10) in 85.0 g…
A: The given problem can be solved by using the formula given below as; ∆Tb = Kb . m…
Q: 1. What is the difference between soap and detergent?
A: Since there are two question, so I am solving question number 1 if you want to solve question number…
Q: How many mL of 2.50% (w/v) glucose contains 78.6 g of glucose?
A: % w/v = (mass of solute in g/volume of solution in mL) × 100% Formula for dilution :- C1V1 = C2V2…
Q: What is the molarity of a solution of a polypeptide which has an osmotic pressure of 0.139 atm at…
A: Given : Osmotic pressure = 0.139 atm And temperature = 37.0 oC
Q: Soap and detergent form micelles wherein the hydrophobic end points outside and the hydrophilic end…
A: Micelles are made up of amphiphilic molecules that self-assemble. [1] The structures have a…
Q: What is the molarity of a solution of a polypeptide which has an osmotic pressure of 0.103 atm at…
A:
Q: Dispersion forces between the polar ends of soap and detergent causes them to cluster together and…
A: In this question, we will see that this statement is correct or incorrect. You can see the details…
Q: What is the molarity of a solution of a polypeptide which has an osmotic pressure of 0.133 atm at…
A: Osmotic pressure (π)=CRT where C -Concentration R gas constant T temperature π=CRT 0.133= C x 0.082…
Q: Complete the following table for aqueous solutions of theobromine, C-H3N402, the alkaloid present in…
A: (a) mole fraction of solute is 0.0542. Suppose the mass of water is 1 kg (1000g). Now, ppm (Parts…
Why can't Heptane C7H16 be a solute in an aqueous saline solution?
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- 2. How much sugar (C12H22O11) in grams must be added to 450 mL water to make a 20% sugar solution?Suppose you are presented with a clear solution of sodium thiosulfate, Na2S2O3. How could you determine whether the solution is unsaturated, saturated, or supersaturated?True or False. Soap and detergent form micelles wherein the hydrophobic end points outside and the hydrophilic end points inwards.
- is HgSO4 Soluable in water?Explain how drying, salting, fermentation, canning, and freezing preserve food.What is the freezing point of a solution prepared by adding 150 g trichothecene (C19H24O5) to 0.867 kg benzene? The freezing point of pure benzene is 5.5°C. The freezing point constant for benzene is 5.12°C/m.
- Testosterone is a steroid. Predict the solubility of this structure in water.Explain the difference in the solubility of benzoic acid and sodium benzoate in water.Which of the two would you predict to be more soluble in CHCl3? Explain.4. What is the ThOD of a solution containing 130 mg/L sucrose (C₁2H22O11)? C12H22O11 + 12 O₂ → 12 CO₂ + 11 H₂O
- What is the molarity of an ethylacetate solution that contains 2.54 moles C4H8O2 dissolved in 600.0 mL of solution?Provide an example of a molecule in which a covalent bond does NOT share electrons equally. How does this bond impact the ability of the molecule to dissolve in water? Explain your answer. A researcher designs two lipid bilayers. The first sample contains a bilayer with lipids that have 14 Carbons while the other sample contains a bilayer with lipids that have 8 Carbons. Given these two designs, which bilayer sample would allow the most movement across the bilayer? Explain your answer.Which of the following substances would be less soluble in water at higher temperatures? Group of answer choices LiNO3 NaHCO3 NaCl O2 C6H12O6 (sugar)