What Is the POH of a Solution Prepared by Adding

question 136

Multiple Choice

What is the pOH of a solution prepared by adding 1.22 g of potassium nitrite to 155 mL of water? K_a of HNO₂ is 4.5 × 10^-4.

• A)11.79
• B)2.21
• C)8.15
• D)7.00
• E)5.85

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Definitions:

Metacarpals

The five long bones found in the hand that connect the wrist to the fingers, playing a key role in hand movements.

Tarsals

A group of seven bones in the foot located between the lower leg bones and the metatarsals, contributing to foot structure and movement.

Fibula

A smaller of the two bones in the lower leg, situated on the lateral side of the tibia.

Costal Cartilage

The bars of hyaline cartilage that connect the ribs to the sternum, contributing to the elasticity and expansion capability of the rib cage.