A Sample of Rainwater Has a PH of 3

question 77

Multiple Choice

A sample of rainwater has a pH of 3.5. What ion is sure to be present in relatively large concentration in this rain sample?

• A) H₃O⁺
• B) SO₄^2-
• C) OH^-
• D) HSO₄^-

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Definitions:

Surgical Instruments

Tools or devices designed specifically for performing surgical procedures.

Topical Anesthetic

A medication applied to a specific area of the skin or mucous membranes to numb the area and reduce pain sensation.

General Anesthesia

A medically induced state of unconsciousness with loss of protective reflexes, achieved using gaseous or intravenous drugs, to facilitate major surgical procedures.

Biopsy Specimens

Samples of tissue taken from the body for diagnostic examination.