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Author Question: Two people, each of 70 kg mass, are riding in an elevator. One is standing on the floor. The other ... (Read 160 times) |
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.