covalent radius

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United States Presidential Election of 2012. Mitt Romney. Official portrait of President Barack Obama in the Oval Office, Dec. 6, 2012 after his reelection Nov. 6, 2012. Official portrait Obama

10 Democrats Who Made History

jeans, denim, pants, clothing

Why Do We Say “A Pair of Pants”?

Andrew Jackson delivering a speech while on his way to Washington, D.C., for his inauguration in 1829. From Harper's Weekly, 1881.

5 Remarkably Close U.S. Presidential Elections

A tornado in rural Iowa sweeps dangerously near a farm. Weather storm

Why Does the United States Have More Tornadoes than Any Other Country?

Aphrodite. Greek mythology. Sculpture. Aphrodite is the Greek goddess of love and beauty.

12 Greek Gods and Goddesses

United States elections portal page linking to each election interactive

A History of U.S. Presidential Elections in Maps

Martin Luther King, Jr.

Why We Celebrate MLK Day

covalent radius

chemistry

Learn about this topic in these articles:

atomic radius

In atomic radius
…radius is designated as a covalent radius.
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