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When 50.0 mL of 0.400 M hydrochloric acid and 50.0 mL of 0.200 M calcium hydroxide...
When 35 mL of 0.30 M acetic acid and 35 mL of 0.30 M potassium hydroxide are combined, the pH of the resulting solution will be : A. less than 7 B. equal to 7 C. greater than 7 When 25.0 mL of 0.300 M nitric acid and 25.0 mL of 0.300 M potassium hydroxide are combined, the pH of the resulting solution will be : A. less than 7 B. equal to 7 C. greater than 7 When 50.0...
When 50 mL of 0.30 M hydrocyanic acid and 50 ml. of 0.30 M sodium hydroxide are combined, the pH of the resulting solution will be: A. Less than 7 B. Equal to 7 C. Greater than 7
You titrate 50.0 mL of 0.400 M HClO4 (a strong acid) with 0.400 M NaOH. a. Write the balanced equation. b. What is the pH at the beginning of the titration (0.0 mL of NaOH)? c. What is the pH after adding 30.0 mL of NaOH? d. At the equivalence point, is the pH greater than, less than, or equal to 7.00? Explain briefly.
An aqueous solution of calcium hydroxide is standardized by titration with a 0.101 M solution of hydrochloric acid If 19.7 mL of base are required to neutralize 22.1 mL of the acid, what is the molarity of the calcium hydroxide solution? M calcium hydroxide What volume of a 0.281 M hydrochloric acid solution is required to neutralize 19.7 mL of a 0.101 M calcium hydroxide solution? mL hydrochloric acid
a) A 50.0 mL solution of 0.200 M acetic acid (CH3COOH), 50.0 mL of 0.200 M is titrated with 0.200 M NaOH. Determine the pH.of acetic acid before any NaOH is added. The Ka of CH3COOH is 1.8 x 10-5. b) Determine the pH of the solution at the equivalent point.
What volume of a 0.166 M hydrochloric acid solution is required to neutralize 22.7 mL of a 0.154 M calcium hydroxide solution?
What volume of a 0.116 M calcium hydroxide solution is required to neutralize 25.6 mL of a 0.309 M hydrochloric acid solution?
50.0 mL of 0.250 M sodium hydroxide at 19.5 oC was added to 50.0 mL of 0.250M hydrochloric acid also at 19.5 oC in a calorimeter. After mixing the solution temperature rises to 21.21oC. What is the heat of reaction? How do you determine the density of this problem? And how do you solve it?
30.0 mL of 0.381 M hydrobromic acid is added to 32.4 mL of calcium hydroxide, and the resulting solution is found to be acidic. 20.1 mL of 0.282 M sodium hydroxide is required to reach neutrality. What is the molarity of the original calcium hydroxide solution?
a mixture is made by mixing 50.0 mL of a 0.030 M hydrochloric acid, HCl, aqueous solution and 50 mL of a .500 M formica acid, HCH2O2, aqueous solution. calculate the ph of the mixture