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11 cards from this deck
Speed them up
Don't get used up/remain unchanged
Lower the activation energy
Alternative pathway with lower activation energy
Different reactions need different catalysts
Enzymes
2H2O2→2H2O+O22H_2O_2 → 2H_2O + O_22H2O2→2H2O+O2
Manganese(IV) oxide (MnO₂)
Weigh before & after - mass should stay same
Less energy than without catalyst
More collisions are successful
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