Question

Why does platinum metal make a good catalytic surface for reactant molecules?

It causes reactant molecules to be less reactive.
It strengthens bonds between reactant molecules.
It prevents products from breaking away from the surface.
It holds reactant molecules in a good position for them to react.

Answer 1

it holds reactant molecules in a good position for then to react

Answer 2

D. It holds reactant molecules in a good position for them to react.

Step-by-step explanation:

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