Tritium ( )Is an Isotope of Hydrogen That Is Sometimes Used to Sometimes

question 91

Multiple Choice

Tritium (
) is an isotope of hydrogen that is sometimes used to make the hands of watches glow in the dark.The half-life of tritium is 12.3 years.After 49 years,approximately how much of the original tritium remains?

• A)50%
• B)25%
• C)12.5%
• D)6.25%
• E)3.12%

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Definitions:

Intravenous Solution

A liquid substance administered directly into the vein for therapeutic purposes, including hydration, nutrition, or medication delivery.

Infiltrated

In medical context, it refers to the diffusion or accumulation of foreign substances or cells into tissues, often leading to an inflammatory response.

Chloride

A chemical element or compound (often sodium chloride or potassium chloride) that plays essential roles in fluid balance and acid-base balance in the body.

Anions

Negatively charged ions, which move towards the anode (positive electrode) during electrolysis.