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Author Question: Five identical poker chips are tossed in a hat and mixed up. Two of the chips have been marked with ... (Read 3041 times) |
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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In 1864, the first barbiturate (barbituric acid) was synthesized.