ACS General Chemistry 2 Exam 122 Questions And Answers
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Terms in this set
122
as pressure of gas increases __ increases
concentration
changing the volume of a solution will do what to the concentration of a gas
nothing
as temp increases, solubility of gas
decreases
heating a gas will ___ concentration
decrease
as temp decreases, solubility of a gas
increases
cooling a gas will ___ concentration
increase
a molecule with a higher vant hoff will result in a ___ freezing point
lower
Which pair of compounds will form hydrogen bonds with one another?
(A) CH4 and H20
(B) CH4 and NH3
(C) HF and CH4
(D) H2O and NH3
(A) CH4 and H20
(B) CH4 and NH3
(C) HF and CH4
(D) H2O and NH3
(D) H2O and NH3
-both have hydrogens bonded to F,O, or N
-both have hydrogens bonded to F,O, or N
What would be expected to be the most soluble in ethanol (CH3CH2OH)?
(A) CH3CHzCH3
(B) C02
(C) NH3
(A) CH3CHzCH3
(B) C02
(C) NH3
(C) NH3
H bonded to F,O, or N
H bonded to F,O, or N
Which substance is most soluble in water? (A) ethane CH3CH3
(B) ethanol, CH3CHzOH
(C) n-butane, CH3CH2CHzCH3
(D) i-butanol, CH3CH2CH2CHzOH
(B) ethanol, CH3CHzOH
(C) n-butane, CH3CH2CHzCH3
(D) i-butanol, CH3CH2CH2CHzOH
(B) ethanol, CH3CH2OH
-shorter than butanol
-shorter than butanol