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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)
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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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