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Figure 1 shows the phase diagram for two partially miscible liquids , which can be taken to be that for water (A) and 2-methyl-1-propanol (B). Describe what will be observed when a mixture of composition b3 is heated, at each stage giving the number, composition, and relative amounts of the phases present.
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- 5.The diagram below is an example of Two Partially Miscible Liquids (T vs Mole Fraction).Fill out the question marks with correct number of degrees of freedom. Material Equilibrium: 2 Partially Miscible Liquids At constant P: T= T • 2 components ( Liquids A and B) • p phases (liquid, gas) • No reactions • No ions / electrolytes Concentration is not specified T Number of independent components, Cing = c -r-a = 2 F=? F=? Fm? F=? T = T F=? Thus, T = Tuc F = Cind -p+ 2 F= 2-p+1 F=? F= 3-p ZA10.The diagram below is an example of Liquid-Solid-Temperature Composition Phase Diagram of Completely Immiscible Solids. The left vertical line is B rich while the right vertical line is A-rich.Define the phases present in the region from A to E. |LS – TZ Phase Diagram: Completely Immiscible Solids This LS- TZ phase diagram is for completely immiscible solids. XA = 0 X = 1 XA = 1 X = 0 T =T?, At the solid phase, the system consists of 2 distinct solids A and B. T= T At the liquid phase, the system is called a melt. At the 2- phase regions, the system consists of either pure solid A or B and the melt. The composition of A in the melt can be traced along the liquidous curve. T T= Teu E At the solidous line, the system consists of solids A, B, and melt in which the composition of A, or y =1 Z, can be determined. Ya = 0 Zeut,a Za YA =1 Yn = 0 At the eutectic composition, minimum temperature is required to melt the mixture.5) How many phases are present in the following systems? Also define each of the terminologies associated with the phase diagram. Cu(s) + H2O(g) CuO(s) + H2 (g) NH,C1 NH3 + HCI (3); ZnSO4 . 3H2O(s) + 2H2O(g) (s) (g) ZnSO4. 5H2O(s)
- 8. The diagram below is an example of Liquid-Solid-Temperature Composition Phase Diagram of Partially Miscible Solids.The left vertical line is B rich while the right vertical line is A-rich.Define the phases present in the region A to F. LS – TZ Phase Diagram: Partially Miscible Solids T= Tm This type of mixture is for partially miscible solids At the solid region: • The B- rich region, or the ß phase T • The A- rich region, or the a phase At each single solid- phase region, there are 2 different forms of the solid solution. T = T T = Teu Lever Rule applies to all 2– phase regions. E Zagive 5 examples of a 1 phase diagram and show its phase ruleThe vapour pressure of a liquid at 35°C is 0.60 bar and its enthalpy of vaporization is 40 kJ/mol. What is the boiling point of this liquid (in °C) at the atmospheric pressure of 1.00 bar?
- Question 8 Which of the following phase diagrams corresponds to a system wherein boiling occurs before the two liquids are fully miscible? TIK |210 Composition of one chane P.1 Vapour P.2 292 290 P.2 Compostion of second phase uid. P= 2 Liquia 273 Liquid P.1 Liquid, P- 2 Mole fraction of B, Mole fraction of B. B D E ОЕ O A D O B ооос о Temperature, TWrite the ions present in solution of Sn(NO2)4.Express your answers as chemical formulas separated by a comma (NO spaces!).Identify all of the phases in your answer (e.g. NO3-(aq),Cu2+(aq) ) ---------- Write the ions present in solution of NaHCO3.Express your answers as chemical formulas separated by a comma (NO spaces!).Identify all of the phases in your answer (e.g. NO3-(aq),Cu2+(aq) ) ---------- Even salts that are classified as "insoluble" according to the solubility rules will dissolve a small amount in water. Write the ions present in solution of CaSO4.Express your answers as chemical formulas separated by a comma (NO spaces!).Identify all of the phases in your answer (e.g. NO3-(aq),Cu2+(aq) )Pure naphthalene melts at 80 °C. Pure I-naphthol melts at 123°C. All mixtures of these two components show a single peak when heated and a 50 mol% mixture shows a single broad peak around 100 °C. What type of phase diagram does this suggest? Draw a hypothetical example of this type of phase diagram.
- 1-Octanol (C8H18O) is a compound used for the synthesis of important component in perfume production (esters). The approximate enthalpy of vaporization of 1-octanol was found to be 72.37 kJ mol–1 and the vapor pressure of 1-octanol was measured to be 6.863 kPa at 20.05 °C. At what temperature (in °C, to two decimal places) would the vapor pressure of 1-octanol equal 0.781 kPa?The following phase diagram is a temperature-composition diagram for two partially miscible liquids A and B. At each labeled point on the diagram (a, b, and c) list the phases present and estimate the approximate mole fraction of A and B in each. ke XAIn a case where pressure drops below triple point, explain what will happen to the phase transition of solid water