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William adds two values, following the rules for using significant figures in computations. he should write the sum of these two numbers by using
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Which element would mostly likely have an electron affinity measuring closest to zero
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Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope
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The molar mass of cu is 63.55 g/mol. the number of grams of cu produced in this reaction is
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William adds two values, following the rules for using significant figures in computations. he shoul...
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