1. Which mixtures included electrolytes? What experimental evidence supports your findings? 2. Among the solutions, which ones weren't electrolytes? What experimental evidence supports your findings? 3. Which solutions included acids? What experimental evidence supports your findings?

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter10: Solutions
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Problem 30QAP: Air contains 78% nitrogen. At 25C, Henry's law constant for nitrogen is 6.8104M/atm, while at 37C,...
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Based on the observations, answer the questions below:

Note: It is not graded assignment

1. Which mixtures included electrolytes? What experimental evidence supports your findings?

2. Among the solutions, which ones weren't electrolytes? What experimental evidence supports your findings?

3. Which solutions included acids? What experimental evidence supports your findings?

4. Out all the solutions, which ones were bases? What experimental evidence supports your findings?

5. Out all the solutions, which ones included salts? What experimental evidence supports your findings? 

6. Could electricity be transmitted by tap water? Why, in your opinion, did it or not?

7. Could electricity be conducted by distilled water? Why, in your opinion, did it or not?

8. Why do some solutions conduct electricity and others do not? 

OBSERVATIONS: Record your observations in the table below
Title: liquid with paper
Liquid
Off
Indicator light
HCI solution
(CH3COOH) (vinegar
solution)
NaOH solution
KOH solution
Alcohol solution
v
Distilled water solution V
Tap water solution
V
Dim Bright
light light
V
blue litmus
Red
Red
red litmus
cobalt chloride
paper
No change white
No change White
V No change Blue
✓ No change Blue
white
white
No change No change No change
No change No change white
No change No change white
(11)
pH
2
6
9
12
7
6
7
Transcribed Image Text:OBSERVATIONS: Record your observations in the table below Title: liquid with paper Liquid Off Indicator light HCI solution (CH3COOH) (vinegar solution) NaOH solution KOH solution Alcohol solution v Distilled water solution V Tap water solution V Dim Bright light light V blue litmus Red Red red litmus cobalt chloride paper No change white No change White V No change Blue ✓ No change Blue white white No change No change No change No change No change white No change No change white (11) pH 2 6 9 12 7 6 7
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