uliple Choice dentify the choice that best completes the statement or answers th
ID: 952592 • Letter: U
Question
uliple Choice dentify the choice that best completes the statement or answers the question 1. A0.1 M solution of Na,SO, contains 9.6 × 103 mgL SO42- a b. 4.6×106 ppb Na. 14.2g/L sodium sulfate d. c. 0.3 mol/L ions e. all of these choices are correct 2. In ordet to calculate the molality of a solution from its molarity, what other information would be neede a. molar mass of solute and molar mass of solvent b. molar mass of solute and density of solvent c. molar mass of solute and density of solution d. molar mass of solvent and density of solution e. molar mass of solvent and density of solute In this reaction 3. NHs(aq)+ HOU) NH (aq)+OH- (aq) a. NHs acts as a base and OH- as an acid. b. HO acts as an acid and OH as a base. c. H2O acts as a base and NH as an acid. d. H20 acts as an acid and NH4' as a base e. NHs acts as an acid and OH as a base. 4. In terms of acid strength, which of the following does not belong with the others? a. HNO b. HCIO c. HCOOH d. HF In terms of base strength, which of the following does not belong with the others? a Ba(OH) b. NaOH c. Sr(OH) d. LiOH e. NHOH A solution is not neutral. Which one of these statements is true? a. b. 5. 6. [H,0.1-1.0×10-7 M [H3O']=[OH-] d. e. [OH-]-1.0×10-7 M [H,O JIOH1-1.0 x 10-14Explanation / Answer
1. e
2. c
3. b
4. b
5. e
6. e
7. c
8. c
9. e
10. b
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