tegaa8y4uEricia tegaa8y4uEricia

07-03-2016
Physics

Answered

What type of substance is a catalyst?

Aalways a gas
Balways a liquid
Calways a powder
DA catalyst can be in many forms.

Verified Answer :

emilyroslyn emilyroslyn

07-03-2016

A catalyst is any substance that increases reaction rate without being consumed, so D is your answer.

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