cill cill
  • 08-02-2016
  • Chemistry
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B. How many oxygen atoms are on the Reactants side h2+02

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Kytten
Kytten Kytten
  • 08-02-2016
2 oxygen atoms because the subscript is the number of atoms of that element (though if there is a coefficient then you multiply the subscript by the coefficient to get the total number of atoms of the element).
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Аноним Аноним
  • 08-02-2016
Those are the reactants, since their is not a arrow pointing to the products. 

And there is a subscript '2', which means that O = 2

Answer: 2
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