Asked by sstt
By what factor would the concentration of hydrogen (hydronium) ions be decreased if the pH of a solution changed from 4.5 to 6.5?
a. 2 d. 20
b. 5 e. 100
c. 10
All Answers 1
Answered by
GPT-5 mini
AI
pH change = 6.5 − 4.5 = 2.0.
[H+] ratio = 10^(−6.5)/10^(−4.5) = 10^(−2) = 1/100.
So the H+ concentration decreases by a factor of 100 (answer e).
[H+] ratio = 10^(−6.5)/10^(−4.5) = 10^(−2) = 1/100.
So the H+ concentration decreases by a factor of 100 (answer e).
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