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What is the independent variable in this investigation? mass volume sample number substance density
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Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.
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Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved
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Draw the structural formula for acetylene, C2H2, and state the type of bonds in an acetylene molecul...
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