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Author Question: A 5.0-kg mass sits on the floor of an elevator that has a downward acceleration of 1.0 m/s2. On top ... (Read 6808 times) |
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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
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The human body produces and destroys 15 million blood cells every second.
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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.