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Chemistry 7 Online
OpenStudy (anonymous):

Which of the following demonstrates that reactants and products are chemically different? a. Zn+2HCl--->2HCl+Zn b.Zn+2HCl--->H2+ZnCl2 c.h2o+C4H10--->h2o+C4H10 d.c4h10+h2o--->c4h10+h2o

OpenStudy (anonymous):

b

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