The equation for the pH of a substance is pH = –log[H+], where H+ is the concentration of hydrogen ions. A basic solution has a pH of 11.2. An acidic solution has a pH of 2.4. Based from the given, what is the approximate difference in the concentration of hydrogen ions between the two solutions? A. 1.6*10^-9 B. 4.0*10^-3 C. 6.7*10^-1 D. 1.6*10^-11

2 answers
Question:

The equation for the pH of a substance is pH = –log[H+], where H+ is the concentration of hydrogen ions. A basic solution has a pH of 11.2. An acidic solution has a pH of 2.4. Based from the given, what is the approximate difference in the concentration of hydrogen ions between the two solutions? A. 1.6*10^-9 B. 4.0*10^-3 C. 6.7*10^-1 D. 1.6*10^-11

Answers

For the basic solution:11.2 = -log[H+][H+] = 6.31 x 10⁻¹²For the acidic solution:2.4 = -log[H+][H+] = 3.98 x 10⁻³The difference:3.98 x 10⁻³ - 6.31 x 10⁻¹²≈ 4.0 x 10⁻³The answer is B

Answer:graph bExplanation:

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