The Half-Life of Strontium- $90$ Is $25$ Years How Long Will It Take for A How

question 75

Essay

The half-life of strontium- $90$ is $25$ years. How long will it take for a $12 \mathrm { mg }$ sample to decay to a mass of $8$ mg? 

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Definitions:

Hydrolysis

A chemical reaction in which water is used to break bonds in molecules, such as the digestion of nutrients.

Oxygen

A chemical element essential for respiration in humans and vital for combustion; symbol O.

Blood Vessels

The network of arteries, veins, and capillaries that circulate blood throughout the body, supplying oxygen and nutrients while removing waste.

Stomach

A digestive organ in the body that breaks down food using stomach acids and enzymes.