finings6te5ll finings6te5ll

18-05-2016
Chemistry

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in the equation 2kclo3 → 2kcl + 3o2, how many moles of oxygen are produced when 3.98 mol of kclo3 decompose completely?

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Willchemistry Willchemistry

23-05-2016

2 KClO₃= 2 KCl + 3 O₂

2 moles KClO₃ -------> 3 moles O₂
3.98 moles KClO₃ -----> ?

moles O₂ = 3.98 x 3 / 2

moles O₂ = 11.94 / 2

= 5.97 moles of O₂

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