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Chemistry 10 Online
OpenStudy (anonymous):

When a 1.0 mole of zinc metal reacts with excess HCl, how many moles of H2 should be produced? The balanced equation is: Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(g)

OpenStudy (jfraser):

what are the coefficients in front of the balanced reaction, and what do they mean?

OpenStudy (roku):

omg forgot how to do these... :O

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