You have a solvent mixture of acetone (b.p. 56 ) and methyl alcohol (bp. 65 ° C), what kind of distillation technique you need to use to separate them? (b.p.: boiling point) O simple distillation O steam distillation O Vacuum distillation O Fractional distillation
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- Chemicals AmountBenzophenone 0.523 g (2.87*10^-3mol)Sodium borohydride 0.12 g (3.2*10^-3 mol)Benzhydrol 0.357 g (1.94*10^-3mol)Observed melting point 65-66 degree C Theroretical yield of Benzophenone ________ Percent yield _______________ Theoretical melting point __________--6.Defend or refute: “Any binary solution can be completely separated by fractional distillation.”What is the function of the warm water in and cold water out in a distillation set-up?
- Which of the following is/are TRUE about simple distillation technique? a. It is used to separate thermally labile components of a liquid mixture. b. It is used to separate components of a liquid mixture with high differences in boiling points. c. It is used to separate components of a liquid mixture wherein the mixture boils at a temperature lower than the boiling points of the components. d. All of the above.A sample consists of butyric acid, acetic acid and ethylene glycol. At a distilling temperature of 162°C, the distillate will significantly consist of: I. Butyric acid (boiling point: 162°C)II. Acetic acid (boiling point: 118°C)III. Ethylene glycol (boiling point: 197°C)A. I and II only B. I onlyC. I,II, and IIID. III only1. What boiling point of the following mixture of compounds. Then, which would boil first? And Finally, indicate what type of distillation will you use to separate them.
- b) % yield of ethanol from molasses (we used 50 mL of the molasses solvent for both distillation) c) % yield ethanol from sugars, assuming approximately half of molasses is reactive sugars C12H22O11 (sucrose) -> 4 CH3CH2OH + 4 CO2 my Simple distillation % ethanol was 100% (0.774) and my fractional distillation % ethanol was 100% (0.774).2)which set up is fractional distillationTrue or false: Naphthalene is more soluble in dichloromethane than is sodium benzoate.
- Simple and fractional distillationAfter the ethyl acetate is evaporated, Q and R (a mixture of liquids) remain. A) What criteria does this mixture have to satisfy to be separated by simple or fractional distillation? Homogenous or Heterogeneous B) What kind of distillation would you carry out? Fractional or Simple C)What reason(s) would make the mixture suitable to be separated using the distillation chosen in (b)? A) boiling point difference only B) boiling point difference and composition C) composition onlyA mixture containing ethanol (bp: 78 °C), acetone (bp: 56 °C), and ether (bp: 36 °C) undergoes distillation. Which of the following is NOT TRUE? a. Acetone is more volatile than ethanol but less volatile than ether. b. Ether will be the first to be collected in the receiving flask. c. Ethanol will remain in the distilling flask when the mixture is distilled at 56°C. d. Ether molecules have the strongest IMFA among the three.