ElbertDesorcy ElbertDesorcy
  • 03-06-2015
  • Chemistry
Answered

Which pH change represents a hundredfold increase in the concentration of H3O+?
(1) pH 5 to pH 7 (3) pH 3 to pH 1(2) pH 13 to pH 14 (4) pH 4 to pH 3

Answer :

lulu1991
lulu1991 lulu1991
  • 03-06-2015
The answer is (3) pH 3 to pH 1. The pH is related to the concentration of H3O+ with the relationship: pH = -lg c(H+). So when concentration of H3O+ increase, the pH will decrease. And decrease 2 when when increase hundredfold. Because 100=10^2.
Answer Link

Other Questions

divide 33 photos into two groups so the ratio is 4 to 7
A rectangle is divided into 8 equal parts Two parts are shared Which fraction is equivalent to the shaded area of the rectangle
A ball is dropped from the top of a 84mhigh building What speed does the ball have in falling 36s
how does Australia have a connection to Britain
Why did the Germans resort to unrestricted submarine use
solve this equation 3x 1 10
what does the right to petition the govorment mean
how many times larger is 01 than 0001
write an article on the inroads that computer have made in our lives today and the manner in which they have become so inseparable part of youngsters life write
All of the following are themes in Little Women except Sacrifice Struggle Morality Hopelessness