H2gCl2g2HClg的知识精选

已知H2(g)+Cl2(g)=2HCl(g) △H=-184.6kJ/mol,则反应HCl(g)=1/2H2(...
问题详情:已知H2(g)+Cl2(g)=2HCl(g) △H=-184.6kJ/mol,则反应HCl(g)=1/2H2(g)+1/2Cl2(g)的△H为A.+184.6kJ/mol                              B.-92.3kJ/molC.-369.2kJ/mol     ...
已知H2(g)+Cl2(g)=2HCl(g) △H=—184.6kJ·mol-1,则反应HCl(g)=H2(g...
问题详情:已知H2(g)+Cl2(g)=2HCl(g) △H=—184.6kJ·mol-1,则反应HCl(g)=H2(g)+Cl2(g)的△H为    A.+184.6kJ·mol-1                        B.—92.3kJ·mol-1  C.—369.2kJ·mol-1   ...
已知H2(g)+Cl2(g)=2HCl(g) △H=―184.6kJ·mol-1,则反应HCl(g)=H2(g...
问题详情:已知H2(g)+Cl2(g)=2HCl(g) △H=―184.6kJ·mol-1,则反应HCl(g)=H2(g)+Cl2(g)的△H是A.+184.6kJ/mol             B.―92.3kJ/mol  C.―369.2kJ/mol            D.+92.3kJ/mol【回答】D...
已知H2(g)+Cl2(g)=2HCl(g) △H=―184.6kJ·mol-1,则反应HCl(g)=1/2H...
问题详情:已知H2(g)+Cl2(g)=2HCl(g) △H=―184.6kJ·mol-1,则反应HCl(g)=1/2H2(g)+1/2Cl2(g)的△H为(   )A.+184.6kJ·mol-1    B.―92.3kJ·mol-1           C.+92.3kJ          D.+92.3kJ·m...
已知H2(g)+Cl2(g)=2HCl(g)△H=184.6kJ/mol,则反应HCl(g)=H2(g)+Cl...
问题详情:已知H2(g)+Cl2(g)=2HCl(g)△H=184.6kJ/mol,则反应HCl(g)=H2(g)+Cl2(g)的△H为(           )A.+184.6kJ/mol                                          B.-92...
 已知H2(g)+Cl2(g)=2HCl(g) △H=-184.6kJ·mol-1,则反应HCl(g)=H2(...
问题详情: 已知H2(g)+Cl2(g)=2HCl(g) △H=-184.6kJ·mol-1,则反应HCl(g)=H2(g)+Cl2(g)的△H为(    )    A.+184.6kJ·mol-1  B.-92.3kJ·mol-1    C.-369.2kJ·mol-1   D.+92.3kJ·mol-1【回答】D知识...
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