\(a.2KClO_3\underrightarrow{t^{^0}}2KCl+3O_2\\ 2KNO_3\underrightarrow{t^{^0}}2KNO_2+O_2\\ Gọi:n_{KClO_3}=a;n_{KNO_3}=b\left(mol\right)\\ Có:122,5a+101b=22,35\left(g\right)\left(1\right)\\ m_{KCl}=74,5a\left(g\right)\\ m_{KNO_2}=85b\left(g\right)\\ Suy.ra:\dfrac{74,5a}{74,5a+85b}=\dfrac{46,71}{100}\left(2\right)\\ \left(1\right)\left(2\right)\Rightarrow a=0,1;b=0,1\left(mol\right)\\ m_{KCl}=74,5.0,1=7,45g\\ m_{KNO_2}=85.0,1=8,5g\\ b.\sum n_{O_2}=\dfrac{3}{2}a+\dfrac{1}{2}b=0,2mol\\ V_{O_2}=0,2.22,4=4,48\left(L\right)\)