A Formic Acid Buffer Containing 0

question 12

Multiple Choice

A formic acid buffer containing 0.50 M HCOOH and 0.50 M HCOONa has a pH of 3.77. What will the pH be after 0.010 mol of NaOH has been added to 100.0 mL of the buffer?

• A)3.67
• B)3.78
• C)3.81
• D)3.85
• E)3.95

---

Definitions:

Internuncial Neurons

Neurons that act as intermediaries between sensory and motor neurons in the nervous system.

White Matter

Tissue in the brain and spinal cord made mostly of myelinated axons, facilitating the transmission of nerve signals.

Brain

The organ located in the head of an organism that coordinates its actions and sensory information by transmitting signals to and from different parts of its body.

Neurons

Specialized cells within the nervous system that transmit information through electrical and chemical signals.