Which of the following statements are true? (i) 1-propanethiol has a higher boiling point than 1-propanol (ii) 1-propanethiol has a comparable boiling point to CH3CH2SCH3 (ethyl methyl sulfide) (iii) 1-propanethiol is much more acidic than 1-propanol
A) (i) and (ii) only
B) (i) and (iii) only
C) (ii) and (iii) only
D) (i), (ii) and (iii)
C
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Record lows are most likely to occur in mountainous regions
Indicate whether the statement is true or false
In the early 1900s the German meteorologist ________ made a strong case for continental drift.
A. Diane Carlson B. Alfred Wegener C. Charles Plummer D. Ben Franklin E. George Bush
Which of the following represents voluntary migration?
A) Myanmar's persecution of its Rohingya Muslim population B) Syrian flight from civil war C) Sudanese refugee camps in Chad protecting Darfurian refugees D) Vietnamese secondary relocation from Bismarck, North Dakota to Westminster, California E) human trafficking in Bangkok, Thailand
Which of the following will have the lowest freezing point?
A) 0.1 M acetic acid, HC2H3O2 B) 0.1 M hydrochloric acid, HCl C) 0.1 M hydrofluoric acid, HF D) All have the same freezing point.