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Why Is a Helium Atom (Atomic Number 2)more Stable Than

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Why is a helium atom (atomic number 2)more stable than a hydrogen atom (atomic number 1)?


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Increase of Fear

A situation where the level of anxiety, worry, or dread in a population or individual grows significantly, often in response to real or perceived threats.

Second Bank of the United States

A federal institution that operated from 1816 to 1836, aimed at stabilizing and improving the national economy but faced opposition, leading to its closure.

Dred Scott Decision

A landmark 1857 U.S. Supreme Court case that ruled African Americans, whether enslaved or free, could not be American citizens and had no rights to sue in federal court.

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The broadening of territories and jurisdictions where slavery was legal, particularly seen in the 19th-century United States.

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