An Unknown Element Is Found to Contain Isotopes with the Following

question 93

Multiple Choice

An unknown element is found to contain isotopes with the following masses and natural abundances: 38.9637 amu (93.08%) , 39.9640 amu (0.012%) , and 40.9618 amu (6.91%) . Using these data, identify the element.

• A)S
• B)Cl
• C)Ar
• D)K
• E)Ca

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Definitions:

Southern Republicans

Refers to members of the Republican Party in the Southern United States, especially significant during the Reconstruction era after the Civil War.

Reconstruction

The period after the Civil War in the United States, from 1865 to 1877, focused on the federal government's efforts to restore and rebuild the Southern states that had seceded and integrate African American slaves into society as free men and women.

Economic Essence

The core or fundamental aspect of an economy, typically referring to its main drivers such as industry, services, or technologies that determine economic health.

Political Agenda

A set of priorities or objectives set by politicians or political parties, often outlining proposed policies and goals.