Arrange the following based on increasing order of volatility: (1) CH3COOCH3 (II) CH3CH2COOCH3 (III) CH3CH2CH2COOCH3 O I>II>II| O Il>III>I III>II>1
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- In what pressure range and in what temperature range must H2O exist in order for H2O1s2 to sublime to H2O1g2?5d. Comparing C;H3 (1) and C;H;O (1), which would we expect to have the higher boiling point? (а) С,Н; (1) (b) С,H,О (1) (с) same 5e. Comparing C;Hs (1) and C3H&O (1), which would we expect to have the higher equilibrium vapor pressure? (а) С,H; (1) (b) С,Н:О (1) (с) same 5f. Describe how you could make 100.0 mL (aq) of a 1.0 mM C3H8 (aq) solution from an 8.0 mM C3H8 (aq) solution.arrange S2-, Cl-, Se2-, and Br-in order of increasing ionicradius.
- Aow mapy Jeitlgaules of cney వింగా ore Fagaried to coniert a l00 gum gream Sample of pure ligwd boptare 6aad at 20O oCto hapta e vogaar heptere vop 98-40C? [useus bata heptare CMW=100):normal boilug point=(a) Melting points of the halogens Halogen Mr (to 1 do) Tm (°C) Fluorine, F2 e.g., 2 x 19.0 38.0 = -220 Chlorine, Cl₂ -101 Bromine, Br₂ -7.2 lodine, 1₂ 253.8 114 1. Plot a graph Tm (°C) y-axis v Mr of halogen x-axis, using graph paper 2. Describe & explain the trends in terms of the type & size of the intermolecular forces, which exist in the substances in the space below. Trend: Explanation:One of the possible consequences of climate change is anincrease in the temperature of ocean water. The oceansserve as a “sink” for CO2 by dissolving large amounts of it.(a) The figure below shows the solubility of CO2 in water as a function of temperature. Does CO2 behave more or lesssimilarly to other gases in this respect?(b) What are the implications of this figure for the problemof climate change?
- (e) The group IV elements also exhibit allotropy. (i) What is allotropy? (ii) Give two crystalline forms of each of the following group IV elements: Carbon isi TinRank O⁻, O²⁻, and O in order of increasingsize.(a) Place the following substances in order of increasingvolatility: CH4, CBr4, CH2Cl2, CH3Cl, CHBr3, and CH2Br2.(b) How do the boiling points vary through this series?(c) Explain your answer to part (b) in terms of intermolecularforces.
- (a) Given the ionic radii, Cst = 1.67Å, CI = 1.81Å, and the Madelung constant M(CSCI) = 1.763, determine to the best of your ability the molar Crystal energy (AEcryst) for CsCl. (b) Not given additional data, do you expect the value obtained to be larger or smaller than theoretical, and by how many percent do you anticipate to be off?Which has the greater polarizability? Explain.(a) Br⁻ or I⁻ (b) CH₂=CH₂ or CH₃—CH₃(c) H₂O or H₂SeMagnesium oxide (Mgo) is an inorganic compound that occurs in nature as the mineral periclase, The atomic and ionic radi of Mg and O are R= 0.16 nm; RM= 0.078 nm; Ro =0.06 nm; Ro =0.14nm. Calculate the Repulsive force between Mg and 0 in Mgo at equilibrium. Given: 9= 1.6x10 19C Ko = 9x10° (V.m/C). Select one: O a. Fr=1.93x10 N O b. Fr=1.08x10 N O c Fr=-1.08x10 N O dgr=1.93*10 N laver of 200