Q. The pH of the digestive juices varies in human intestine. What does it means?
A) Medium is slightly acidic
B) Medium is slightly basic
C) Medium varies from acidic to basic
D) Neither basic nor acidic
Explanation
The pH value of the substances refers to the relative concentration $of\ H^{+}$-ions in a solution. Low pH value indicates high concentration of $H^{+}$-ions (acids) and high pH value means the low concentrations of $H^{+}$ ions
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.