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Author Question: The oxidation number of chromium in Ag2Cr2O7 is ________. (Read 346 times) |
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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Excessive alcohol use costs the country approximately $235 billion every year.