nKClO3=0,1(mol)
PTHH: 2 KClO3 -to-> 2 KCl +3 O2
0,1_____________0,1______0,15(mol)
a) mKCl=0,1.74,5=7,45(g)
b) V(O2,đktc)=0,15.22,4=3,36(l)
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\(n_{KClO_3}=\dfrac{12,25}{122,5}=0,1\left(mol\right)\)
PTHH: \(2KClO_3\rightarrow2KCl+3O_2\)
0,1 0,1 0,15 (mol)
\(m_{KCl}=0,1.74,5=7,45\left(g\right)\)
\(V_{O_2}=0,15.22,4=3,36\left(l\right)\)
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