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The standard atomic weight is the average mass of an element in atomic mass units. Though individual atoms always have an integer number of atomic mass units, the atomic mass on the periodic table is stated as a decimal number because it is an average of the various isotopes of an element.
Answer:Yep , In a country of 10 million, Andrew Jackson received 151,271 male, white, land-owner votes, which was 41.4 percent of all votes cast.
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It was founded in 1325 and served as the capital until the Aztecs were conquered by Spanish conquistador Hernan Cortes in 1520..Tenochtitlán was an Aztec city
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