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Author Question: The atomic symbol for cobalt is ________. A) Co B) CO C) Ct D) ... (Read 26 times) |
There are approximately 3 million unintended pregnancies in the United States each year.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.
During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.