Physics

2. How many oxygen atoms are indicated on the right side
of this balanced chemical equation?
4 Cr(s) + 3 O2( g)h2 Cr2O3( g)

asked by jamya
  1. What you have written in not a balanced chemical reaction.
    Where is the arrow (->) ?
    An arrow must separate the two sides of the reaction.
    What is h2?
    Cr2O3 is not a gas

    posted by drwls

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