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10. A detergent labeled "mild" has a pH of 7.80. What is the hydroxide ion concentration in this detergent? a. 6.31 x 10-7 M b. 1.6 x 10-8 M c. 1.58 x 10-8 M d. 4.9 x 10-7 M e. 6.3 x 10-7 M 11. A 25.00 mL sample of calcium hydroxide was titrated with 12.76 mL of 0.0199 M hydrochloric acid. What is the concentration of the base? a. 5.08 x 10-² M b. 1.02 x 10-¹² M c. 1.02 x 10-³ M d. 6.88 x 10-³ M e. 5.08 x 10-³ M

10. A detergent labeled "mild" has a pH of 7.80. What is the hydroxide ion concentration in this detergent? a. 6.31 x 10-7 M b. 1.6 x 10-8 M c. 1.58 x 10-8 M d. 4.9 x 10-7 M e. 6.3 x 10-7 M 11. A 25.00 mL sample of calcium hydroxide was titrated with 12.76 mL of 0.0199 M hydrochloric acid. What is the concentration of the base? a. 5.08 x 10-² M b. 1.02 x 10-¹² M c. 1.02 x 10-³ M d. 6.88 x 10-³ M e. 5.08 x 10-³ M

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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10. A detergent labeled “mild” has a pH of 7.80. What is the hydroxide ion concentration in this detergent? a. 6.31 x 10-7 M b. 1.6 x 10-8 M c. 1.58 x 10-8 M d. 4.9 x 10-7 M e. 6.3 x 10-7 M 11. A 25.00 mL sample of calcium hydroxide was titrated with 12.76 mL of 0.0199 M hydrochloric acid. What is the concentration of the base? a. 5.08 x 10-² M b. 1.02 x 10-² M c. 1.02 x 10-³ M d. 6.88 x 10-³ M e. 5.08 x 10-³ M
Transcribed Image Text:10. A detergent labeled “mild” has a pH of 7.80. What is the hydroxide ion concentration in this detergent? a. 6.31 x 10-7 M b. 1.6 x 10-8 M c. 1.58 x 10-8 M d. 4.9 x 10-7 M e. 6.3 x 10-7 M 11. A 25.00 mL sample of calcium hydroxide was titrated with 12.76 mL of 0.0199 M hydrochloric acid. What is the concentration of the base? a. 5.08 x 10-² M b. 1.02 x 10-² M c. 1.02 x 10-³ M d. 6.88 x 10-³ M e. 5.08 x 10-³ M
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