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Q: Multiple Choice 41 52 0.49 5.8 x 10-3 4.6 x 10-3
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Based on the graph, what is the estimated number of theoretical plates of the fractional distillation involved?
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- The vapour pressare 100. mm of ethano i ¿ of ethene I at 347° is and the heat of vaporization 38.6 KJ/mol. whatc's he of etharod Cin vapor evessure 6'5° C. mm Hg) at ex 1www-awu.aleks.com/alekscgi/x/sl.exe/to_u-IgNsikr7/8P3/H-vfqeviKFP6wócqJcWJdIACROQwyw246WHIHY CHARGQW32MTQ28N138/3449TROFIT E OSTATES OF MATTER Drawing a heating curve 11 Substance X is known to exist at 1 atm in the solid, liquid, or vapor phase, depending on the temperature. Additionally, the values of these other properties of X have been determined: tab caps lock melting point enthalpy of fusion density esc Explanation ! 100- 1 Q A You may also assume X behaves as an ideal gas in the vapor phase. Suppose a small sample of X at 0 °C is put into an evacuated flask and heated at a constant rate until 6.0 kJ/mol of heat has been added to the sample. Graph the temperature of the sample that would be observed during this experiment. Z alt control option 20. °C 9.00 kJ/mol 3.00 g/cm³ (solid) 2.60 g/mL (liquid) Check 2 → W S # 3 X command с E D $ 4 boiling point enthalpy of vaporization C heat capacity R F % 5 V 1 33. J-K¹ mol (solid) T 64. J-K mol (liquid) 1 45. J-K¹ mol (vapor) 70, °C…State the standard (reference) concentration for substances in the following phases.
- 10-44 Determine the liquidus temperature, soli- dus temperature, and freezing range for the following NiO-MgO ceramic compositions: (a) NiO-30 mol% MgO; (b) NiO-45 mol% MgO; (c) NiO-60 mol% MgO; and (d) NiO-85 mol% MgO. [See Figure 10-8(b).] 2800 2600 2400 L+S 2200 (Ni, Mg)O 2000, 'NiO 20 40 60 80 MgO Mole percent Mg0 (b) Figure 10-8(b) The equilibrium phase diagram for the NiO-MgO system. (Repeated for Problems 10-44, 10-50, 10-53, 10-57, and 10-71.) Temperature (°C)give 5 examples of a 1 phase diagram and show its phase rule大 立 团 %24 E. %# M 个 Bb Course Content - 2021FA-CHM- X OWLV2 | Online teaching and lea X OWLV2 | Online teaching and lea X Choose the substance with th Ô https://prod01-cnow-owl.cengagenow.com/ilrn/takeAssignment/takeCXPCompliantActivity.do?locator=assignment-take CHAPTER 9 - LIQUIDS, SOLIDS, AND MATERIALS O Previous Page 10 of 17E Next O References Use the References to access important values if needed for this question. Copper has a density of 8.92 g/mL. Calculate the radius of a Cu atom expected if copper crystallizes in the face-centered cubic structure. wd 8 O O 663 pm O 320 pm O 104 pm F2 F3 F4 F5 F7 F8 %24 4. %23 6. 6. 2. 5.
- Chrome File Edit View History Bookmarks Profiles Tab Window Help X C Rank the ele X Galeks login- x C The vapor pr X C | Chegg.com x C www-awu.aleks.com/alekscgi/x/isl.exe/10_u-IgNslkr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHInCUucXTT6KAMWthKMTgm0fQ2B Google M Gmail YouTube YouTube Maps esc E O STATES OF MATTER Drawing a heating curve 11 melting point enthalpy of fusion O Substance X is known to exist at 1 atm in the solid, liquid, or vapor phase, depending on the temperature. Additionally, the values of these other properties of X have been determined: density ← A 80- 60- Explanation 50- Check → W 25. °C 10.00 kJ/mol 2.60 g/cm³ (solid) 2.40 g/mL (liquid) S You may also assume X behaves as an ideal gas in the vapor phase. Suppose a small sample of X at -20 °C is put into an evacuated flask and heated at a constant rate until 15.0 kJ/mol of heat has been added to the sample. Graph the temperature of the sample that would be observed during this experiment. 3 с E D 4 C boiling point…HSS Website X urse Home 5158&HEPID=6b9f9 b2f... 2 010 8 of 21 Review I Constants I Periodic Table actions. Part A 2AuCls (aq) 3Ni(s)3NIC!2 (aq) + 2Au(s) Express your answer as a chemical equation. Identify all of the phases in your answer. ΑΣφ ? Submit Request Answer Part B 2KI (aq) Br2 (1)-2KBr(aq) + I2 (s) Express your answer as a chemical equation. Identify all of the phases in your answer. ΑΣ P Pearson 019 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy PolicyI Permissions Contact Us II F8 F5 F6 F7 F9 F10 F11 F12 & ) 6 7 8 9 0 delete Y U O P II +4.The diagram below is an example of Two Perfectly Miscible Liquids (T vs Mole Fraction).Fill out the question marks with correct number of phases,number of independent components and degrees of freedom. boiling point boling point P=? C=? F=? BPtof pure A vapour composition P=? C=? F=? P=? C=? F=? liquid composition Bpt of pure B OA 1.0B 1.0 A OB mole fractions
- Is it possible to have a homogeneous, binary liquid solution that has a higher (or lower) viscosity relative to either component?Explain the following: Saturated vapour pressure of a liquid. Constant boiling point miture:Sketch the phase diagram of the sys tem NH3/N2H4 given that the two substances do not form a compound with each other, that NH3 freezes at -78 °C and N2H4 freezes at +2 °C, and that a eutectic is formed when the mole fraction of N2H4 is 0.07 and that the eutectic melts at - 80 ° C.
