Hydroxylamine, HONH₂, Readily Forms Salts Such as Hydroxylamine Hydrochloride Which

question 36

Multiple Choice

Hydroxylamine, HONH₂, readily forms salts such as hydroxylamine hydrochloride which are used as antioxidants in soaps. Hydroxylamine has K_b of 9.1 × 10^-9. What is the pH of a 0.025 M HONH₂ solution?

• A) 2.90
• B) 4.82
• C) 9.18
• D) 9.91
• E) 11.10

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Definitions:

Supination

The outward rotation of the forearm or foot, such that the palm or sole faces upwards or forwards.

Pronation

The inward roll of the foot during normal motion when walking or running, where the outer edge of the heel strikes the ground first and the foot rolls inward.

Muscle Contractions

The process by which muscle fibers produce force and shorten, resulting in movement or maintenance of posture.

Eversion

The movement of turning a body part outward, such as rotating the sole of the foot away from the midline of the body.