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Chlorine has seven electrons in its valence shell. it accepts an electron to complete its octet and becomes a chlorine ion ( what is the nature of this chlorine ion? a. cation b. anion c. metal ion
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Aaspirin has a density of 1.40 g/cm^3 what is the volume in cubic centimeters of a tablet weighing 320 mg?
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About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?
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Which elements are found in glucose, the product of photosynthesis? a. carbon, hydrogen, and oxygen b. carbon and hydrogen c. carbon, nitrogen, and oxygen d. hydrogen, nitrogen, and carbon
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Which can be observed only in a microscopic view? a) structure of a muscle cell b) shape of a soybean plant c) foam insulation d) x-ray of a knee joint
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Chlorine has seven electrons in its valence shell. it accepts an electron to complete its octet and...
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