a) PTHH: CH4 + 2O2 =(nhiệt)=> CO2 + 2H2O
nCH4 = \(\frac{1,12}{22,4}=0,05\left(mol\right)\)
=> nO2 = 2.nCH4 = 0,1 (mol)
=> VO2(đktc) = 0,1 x 22,4 = 2,24 (l)
b) Theo phương trình, nCO2 = nCH4 = 0,05 (mol)
=> VCO2(đktc) = 0,05 x 22,4 = 1,12 (l)
c) Theo phương trình, nH2O = 2.nCH4 = 0,1 (mol)
=> mH2O = 0,1 x 18 = 1,8 (gam)
CH4+2O2=>CO2+2H2O
a) nCH4=0,05 mol=>nO2=0,1 Mol=>VO2=2,24 lit
b)nCO2=0,05 mol=>VCO2=0,05.22,4=1,12lit
c)nH2O=0,1mol=>mH2O=1,8gam
CH\(_4\)+2O\(_2\)->CO\(_2\)+H\(_2\)O
nCH4=\(\frac{1,12}{22,4}\)=0,05(mol)
nO2 =2CH4=2.0,05=0,1(mol)
VO2 (đktc)=0,1.22,4=2,24(l)
nCO2=nCH4=0,05(mol)
VCO2=0,05.22,4=1,12(l)
nH2O=2nCH4=0,05.2=0,1(mol)
mH2O=0,1.18=1,8(g)