1. Which of the following will provide the most accurate means of measuring pH?

Question

1. Which of the following will provide the most accurate means of measuring pH? a. bromphenol blue b, litmus paper c. pH paper d. a pH meter 2. When a drop of a solution is placed on red litmus paper, the paper turns blue. The solution is a. acidic. b, basic. c, neutral 3. A solution becomes yellow after the addition of one drop of bromphenol blue, The solution is a. acidic. lb. basic. c. neutral. 4. After adding 5 mL of acid to a solution having a pH of 9.6, the pH changed to 9.5. The solution is a. acidic. b, a buffer. c. a non electrolytes d. a weak electrolyte. 5. Which statement about a pH 5 solution is correct? a. The solution is neutral. b. The solution is a buffer. ion c. The hydroxide ion concentration is greater than the hydronium concentration. than the hydroxide ion d. The hydronium ion concentration is greater concentration. 6. a. When using bromphenol blue to titrate an acid, what color will the indicator be prior to titration with solution? what color will it be on reaching the normal pH of the stomach? b.

Explanation / Answer

1. D (ph meter)

2. b (basic)

3. a (acedic)

4. b (a buffer)

5. Hydronium ion concentration is more than hydroxide ion concentration

6.a. yellow

b. yellow

Related Questions

Navigate

• Browse (All)
• Browse 1
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.