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Author Question: A solution is 40.0% by mass benzene (C6H6) in carbon tetrachloride (CCl4) at 20C. The vapor pressure ... (Read 2375 times) |
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
Everyone has one nostril that is larger than the other.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.