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Author Question: Benzene has a carboxyl group attached to the ring. Indicate whether the statement is true or ... (Read 44 times) |
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.
Approximately 25% of all reported medication errors result from some kind of name confusion.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.
The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."