How Concentrated Can Lye Solution Be Before Its Ph Rises Above Calcium Hydroxide Saturated Water?
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11) What is the hydroxide ion concentration of a lye solution that has a pH of 9.20? A) 6.31 × 10-10 1 answer below »
11) What is the hydroxide ion concentration of a lye solution that has a pH of 9.20?
A) 6.31 × ten-10 One thousand
B) 1.58 × ten-v M
C) iv.80 M
D) nine.20 One thousand
12) What is the pH of a 0.020 M HClO4 solution?
A) 0.020
B) 0.040
C) 1.70
D) 12.30
13) What is the pH of a 0.040 M Ba(OH)two solution?
A) ane.10
B) one.40
C) 12.60
D) 12.ninety
14) What is the pH of a solution prepared by dissolving 0.45 grams of solid CaO (lime) in plenty h2o to make 2.00 L of aqueous Ca(OH)two (limewater)?
CaO(s) + H2o(50) → Ca2+(aq) + ii OH-(aq)
A) 2.10
B) 2.40
C) 11.lx
D) 11.90
15) What is the pH of a solution prepared by diluting 20.00 mL of 0.ten M HCl with enough water to produce a total book of 100.00 mL?
A) 1.00
B) one.seventy
C) two.00
D) 3.40
16) What is the pH of a solution prepared by diluting 100.00 mL of 0.020 Yard Ba(OH)2 with enough water to produce a total volume of 250.00 mL?
A) ane.80
B) 2.x
C) 11.90
D) 12.20
17) What is the pH of a solution prepared by mixing 100.00 mL of 0.20 Yard HCl with 150.00 mL of 0.10 M HCl? Assume that the volumes are additive.
A) 0.17
B) 0.52
C) 0.85
D) 1.seventy
xviii) What is the pH of a solution prepared past mixing 100.00 mL of 0.020 M Ca(OH)2 with fifty.00 mL of 0.300 M NaOH? Assume that the volumes are additive.
A) 13.05
B) 13.10
C) 13.28
D) xiii.58
19) What is the hydronium ion concentration of a 0.500 1000 acetic acid solution with Yarda = 1.eight × ten-5? The equation for the dissociation of acerb acid is:
CH3CO2H(aq) + H2O(l) ? H3O+(aq) + CH3CO2-(aq).
A) 3.0 × x-2 M
B) 4.2 × ten-two 1000
C) 3.0 × x-3 K
D) 4.2 × 10-3 M
xx) What is the hydronium ion concentration of a 0.150 K hypochlorous acid solution with 
The equation for the dissociation of hypochlorous acid is:
HOCl(aq) + H2O(l) ? H3O+(aq) + OCl-(aq).
A) 1.9 × 10-4 M
B) seven.2 × x-4 Chiliad
C) 2.8 × 10-5 M
D) vii.2 × 10-five M
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