2020 100
1 CHCH
1 - 20%-30%KOH
_____________
2 CO2 6H2(g)+2CO2(g)
CH
2=CH
2(g)+4H 2O(g) CO
2 _____(
)
250
M N
N M
3 2CH4(g C2H2(g +3H2(g
CH
4g+2O
2g=CO
2g+2H2Ol H1= a kJ mol-1
C2H2g+2.5O2g=2CO2g+H2Ol H2= b kJ mol-1
2H2g+O2g=2H2Ol H3= c kJ mol-1
2CH4(g C2H2(g +3H2(g H=______kJmol-1
4 Pa
2CH4(g C2H2(g +3H2(g 2CH4(g C2H4(g +2H2(g
1725 1L 0.3molCH4 cC2H2=cCH
4 CH
4
C
2H
2 _______
1725 2CH4(g C2H2(g +3H2(g Kp=_________
_______
2 :
(1)
1mol (H)
