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a radio was brodcast by tokyo 140degree e at 5pm Friday and it was heard by a ship at 7pm find the longitude of ship |
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Answer» Answer: In chemistry, a COMPOUND is a substance that results from a combination of two or more different chemical ELEMENT s, in such a way that the atom s of the different elements are held together by chemical BONDS that are DIFFICULT to break. ... The smallest unbreakable unit of a compound is called a MOLECULE . |
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