\(V_{O_2}=9,52m^3=9520l\)
\(n_{O_2}=\dfrac{V_{O_2}}{22,4}=\dfrac{9520}{22,4}=425mol\)
\(C+O_2\rightarrow\left(t^o\right)CO_2\)
425 425 425 ( mol )
\(m_{CO_2}=n_{CO_2}.M_{CO_2}=425.44=18700g\)
\(m_C=n_C.M_C=425.12=5100g\)
\(m_{than}=\dfrac{5100.100}{\left(100-25\right)}=6800g\)
Đổi 9,52m3 = 9520 lít
nO2 = 9520/22,4 = 425 (mol)
PTHH: C + O2 -> (t°) CO2
Mol: 425 <--- 425 ---> 425
mCO2 = 425 . 44 = 18700 (g)
mC = 425 . 12 = 5100 (g)
m = 5100 : (100% - 25%) = 6800 (g)