RTF Chapter 4 Questions Bank with 100% Correct Answers
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Course
RTF
Institution
RTF
RTF Chapter 4 Questions Bank with 100% Correct Answers
1. An unknown substance dissolves readily in water but not in benzene (a
nonpolar solvent). Molecules of what type are present in the substance?
A) neither polar nor nonpolar
B) polar
C) either polar or nonpolar
D) nonpolar
E) none of th...
10. A solid acid HX is mixed with water. Two possible solutions can be
obtained. Which of the following is true?
I. II.
A) In case I, HX is acting like a weak acid, and in case II, HX is acting like a
strong acid.
B) In case I, HX is acting like a strong acid, and in case II, HX is acting like a
weak acid.
C) In both cases, HX is acting like a strong acid.
D) In both cases, HX is acting like a weak acid.
E) HX is not soluble in water. - Answer✔️✔️-B) In case I, HX is acting like a
strong acid, and in case II, HX is acting like a weak acid.
11. An acid is a substance that produces OH- ions in water.
True or False? - Answer✔️✔️-False
12. A 16.4-g sample of HF is dissolved in water to give 2.0 × 102 mL of
solution. The concentration of the solution is:
A) 0.82 M
B) 0.16 M
C) 0.08 M
D) 4.1 M
E) 8.2 M - Answer✔️✔️-D) 4.1 M
4
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