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One isotope of a non metallic element has a mass number of 127 and 74 neutrons whats the symbol
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Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?
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Which of these conditions most likely produces an unstable isotope?
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One isotope of a non metallic element has a mass number of 127 and 74 neutrons whats the symbol...
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