IB
IBO
Chemistry
May 2018
QP-201805-Chemistry-P1(TZ1)-SL · Question 16
Question (excerpt):
16. Which change increases the rate of formation of hydrogen when zinc reacts with excess hydrochloric acid, assuming all other conditions remain the same? Zn (s) + 2HCl (aq) → ZnCl2 (aq) + H2 (g) A. …
16. Which change increases the rate of formation of hydrogen when zinc reacts with excess hydrochloric acid, assuming all other conditions remain the same? Zn (s) + 2HCl (aq) → ZnCl2 (aq) + H2 (g) A. …
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