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Can a chemical reaction happen with only one substance? For example, if you select water as the first substance but you don't add another substance, will a chemical reaction happen or not?
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Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)
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Often on a topographic map, every fifth contour line is darkened. what is this line called? a. key b.slope c.benchmark d. index contour
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Consider the elements bromine and chlorine; which elements has a larger ionic radius ?
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Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?
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Can a chemical reaction happen with only one substance? For example, if you select water as the firs...
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