/

Using the equation PH = -log (H+), a solution with a (H+)= 10+ M has a PH of which of the following?

A. 9

B. 5

C. 1

D. 10

Answer Explanation:

Concentration of H+ in the solution = 10 −1 M

pH= -log(10 −1)

pH= -(-1)

=1

Therefore, the Correct Answer is C.

Q #1: Which of the following molecules contains the fewest covalent bonds?

A. Chlorine molecule

B. Ammonia molecule

C. Methane molecule

D. Water molecule

Answer Explanation

A chlorine molecule contains the fewest covalent bonds among the options provided. It consists of two chlorine atoms bonded together by a single covalent bond. Compared with the other options, ammonia has three covalent bonds, methane has 4 while water has 2.
Q #2: The vermiform appendix extends from the region of the large intestine known as which of the following?

A. jejunum

B. Rectum

C. Cecum

D. Achi

Answer Explanation

The vermiform appendix is a small, finger-like projection that extends from the cecum, which is the first part of the large intestine.
Q #3: Using the equation PH = -log (H+), a solution with a (H+)= 10+ M has a PH of which of the following?

A. 9

B. 5

C. 1

D. 10

Answer Explanation

Concentration of H+ in the solution = 10 −1 M

pH= -log(10 −1)

pH= -(-1)

=1

Free Access on TEAS 7 Exams and Study Notes

Access to all TEAS 7 Exams
Performance Tracking and Analysis
Well Documented and Explained Questions and Answers
2000+ Questions and Correct Answers: Answers Well Explained
Libary of Detailed StudyNotes
Topical Questions and Answers on Examinable topics

Join Now