True or False ?
The pH scale is a measure of oxygen concentration in a solution.
The pH sca...
True or False ?
The pH scale is a measure of oxygen concentration in a solution.
The pH scale indicates the concentration of H+ in a solution.
The pH scale ranges from 0 to 14.
Neutral solutions have a pH of 7.
Solutions with a pH greater than 7 are acidic.
Solutions with a pH greater than 7 are basic (alkaline).
Answers: 2
Chemistry, 21.06.2019 17:30
What is the percentage by mass of silicon (si) in iron aluminum silicate (fe3al2(sio4)3)?
Answers: 2
Chemistry, 22.06.2019 06:40
Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?
Answers: 3
Chemistry, 22.06.2019 07:00
In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?
Answers: 2
Chemistry, 23.06.2019 00:00
The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
Answers: 1
Computers and Technology, 05.02.2020 10:43
Mathematics, 05.02.2020 10:43
English, 05.02.2020 10:43
Mathematics, 05.02.2020 10:43
Mathematics, 05.02.2020 10:43
History, 05.02.2020 10:43
Mathematics, 05.02.2020 10:43
English, 05.02.2020 10:43