The Radius R of a Nucleus of Mass Number a Is

question 122

Short Answer

The radius R of a nucleus of mass number A is given by R = R₀ A^1/3, where R₀ = 1.2 × 10^-15 m, calculate the density of a nucleus that has contains 57 protons and 82 neutrons. The mass of a nucleon (proton or neutron) is 1.67 × 10^-27 kg.

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Definitions:

Macrophages

A type of white blood cell that engulfs and digests cellular debris, foreign substances, microbes, and cancer cells in a process called phagocytosis.

Inflammation

The body's response to injury or infection, marked by redness, warmth, swelling, and pain.

Lymphatic Vessels

Thin-walled vessels structured similar to blood vessels, that carry lymph throughout the body, helping to rid the body of toxins and waste.

Lymph

The fluid inside lymphatic vessels.