joelpimentel joelpimentel

28-02-2018
Chemistry

contestada

Which is TRUE about chemical reaction changes?

A. new substances are always formed

B. sometimes new substances are formed

C. the change is easily reserved

D. there is rarely visible evidence of the change

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berryemmalee berryemmalee

28-02-2018

A because if u put chips and goldfish in a bag it's not just one snack it's too so always difrent

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