Multiple Choice
Rain falling in the northeastern U.S.has a pH between 5.0 and 4.0.Normally,rainwater has a pH of about 5.6.Which of the following statements is not correct?
A) The pH of the rainwater has changed from neutral to acidic.
B) The pH of the rainwater has become more acidic.
C) The hydrogen ion (H+) content of the rainwater has increased.
D) The proportion of hydroxide ions (OH-) in the rainwater has declined.
E) The rainwater with a pH of 4.0 is ten times more acidic than the rainwater with a pH of 5.0.
Correct Answer:
Verified
Correct Answer:
Verified
Q13: Cholesterol is a component of cell membranes
Q18: Which functional groups are associated with a
Q19: Which of the following is not
Q20: The _ structure of a protein consists
Q21: The primary function of carbohydrates is<br>A) quick
Q25: A covalent bond is<br>A)a type of bond
Q28: An ion is an atom that<br>A) exists
Q46: The chemical reactivity of an element is
Q59: If an element has an atomic number
Q66: Potassium, a metal with one electron in