The pH of pure water is ________ because ________.
a. 7.0; water dissociates an equal number of H+ ions and OH- ions
b. 14.0; water dissociates and more OH- ions are formed because there are more hydrogen atoms in water
c. 1.0; water dissociates and more H+ ions are formed since hydrogen is smaller and can separate from the oxygen easily
d. 7.0; there are no ions formed in pure water
e. acidic; there are more H+ ions than OH- ions present
Answer: a. 7.0; water dissociates an equal number of H+ ions and OH- ions
You might also like to view...
Which of these animals is most closely related to modern birds?
a. crocodiles b. Tyrannosaurus c. pterodactyls d. Apatosaurus
DNA evidence is sometimes used to address what legal issues? How reliable is DNA evidence in a court of law?
What will be an ideal response?
Match each ventricle of the human brain with the region of the brain within which it is located.
If ATP used by this plant is labeled with radioactive phosphorus, which molecule or molecules of the Calvin cycle will be radioactively labeled first?
A) B only B) B and C only C) B, C, and D only D) B and E only E) B, C, D, and E