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Author Question: How to solve these chemistry questions about moles? (Read 1548 times) |
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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There are more bacteria in your mouth than there are people in the world.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.