Question 30 A phase diagram for a pure substance is shown. What phase charge occurs when the pres and temperature change from point a to point c? Is the phase change endotemic or exte Pressure (not to scale) Temperature (not to scale) O Melting, Endothermic O Melting; Exothermic Advantages and D. 05PM200 g O Vaporization; Exothermic O Sublimation; Endothermic O Sublimation; Exothermic
D Question 31 Vapor pressure of a liquid depends on intermolecular force strength. Which of t have the highest vapor pressure at a given temperature? O COL₂ O CF4 O 872₂2 00₂ Question 32 An BF3 molecule has a trigonal planar electron-domain geometry and trigonal planar shape. Which of the following best describes the hybridization of boron in a BF, moede Three sp³ hybrid orbitals orks Advantages and D.DENCE Joigne O One sp³ hybrid orbital Three sp² hybrid orbitals O One sp² hybrid orbital O Four sp hybrid orbitals 1pts
Question 30 A phase diagram for a pure substance is shown. What phase charge occurs when the pres and temperature change
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