題目列表(包括答案和解析)
1g炭與適量水蒸氣反應(yīng)生成CO和H2,需吸收l(shuí)0.94kJ熱量,此反應(yīng)的熱化學(xué)方程式為
A.C+H2O==CO+H2;△H = 131.3kJ/mol
B.C(s)+H2O(g)=CO(g)十H2(g);△H = +10.94kJ/mol
C.C(s)+H2O(1)==CO(g)+H2(g);△H = +131.3kJ/mol
D.C(s)+H2O(g)==CO(g)+H2(g);△H = +131.3kJ/mol
1g炭與適量水蒸氣反應(yīng)生成CO和H2,需吸收l(shuí)0.94kJ熱量,此反應(yīng)的熱化學(xué)方程式為
A.C+H2O==CO+H2;△H = 131.3kJ/mol |
B.C(s)+H2O(g)=CO(g)十H2(g);△H = +10.94kJ/mol |
C.C(s)+H2O(1)==CO(g)+H2(g);△H = +131.3kJ/mol |
D.C(s)+H2O(g)==CO(g)+H2(g);△H = +131.3kJ/mol |
A.C+H2O=CO+H2△H=+10.9 kJ/mol | ||||||||
B.C(s)+H2O(g)=CO(g)+H2(g)△H=+10.94 kJ/mol | ||||||||
C.C(s)+H2O(g)=CO(g)+H2(g)△H=+131.28 kJ/mol | ||||||||
D.
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