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Author Question: Exhibit 5-2 A 4.00 kg block is suspended from the roof of an elevator. A 2.00 kg block is suspended ... (Read 1342 times) |
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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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In 1864, the first barbiturate (barbituric acid) was synthesized.