How many molecules of oxygen are produced by the decomposition of 6.54 g of potassium chlorate in the reaction #2KClO_3(s) -> 2KCl(s) + 3O_2(g)#?

1 Answer
Dec 6, 2016

Answer:

#4.819*10^22# molecules #O_2#

Explanation:

We have:
#2KClO_3(s) -> 2KCl(s) + 3O_2(g)#

as a balanced chemical reaction.

I see you want to know the amount #O_2# molecule produced when your potassium chlorate goes through decomposition.

Consider the graphic below:
enter image source here