when heated, kclo3 decomposes into kcl ad 02. 2kclo3--> 2kcl+3o2

Question

if this reaction produced 61.7 g of kcl, how much o2 was produced (in grams)?

Answer 1

one gets 1.5 moles O2 for each mole of KCl.

moles KCl=61.7/formulamassKCL

moles O2= 1.5 times that

mass O2=moles O2 * 32