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Author Question: The valence shell of the element X contains 2 electrons in a 5s subshell. Below that shell, element ... (Read 162 times) |
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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The average office desk has 400 times more bacteria on it than a toilet.
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Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.