Question

»¯Ñ§·´Ó¦N₂+3H₂=2NH₃µÄÄÜÁ¿±ä»¯ÈçÌâ13ͼËùʾ£¬¸Ã·´Ó¦µÄÈÈ»¯Ñ§·½³ÌʽÊÇ£¨ £©

A£®N2(g)+3H2(g)=2NH3(1); ¡÷H=2(a-b-c)kJ¡¤mol-1

B£®N2(g)+3H2(g)=2NH3(g); ¡÷H=2(b-a)kJ¡¤mol-1

C£®N2(g)+H2(g)=NH3(1); ¡÷H=(b+c-a)kJ¡¤mol-1

D£®N2(g)+H2(g)=NH3(g); ¡÷H=(a+b)kJ¡¤mol-1

Answer 1

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¡÷H=2(a-b-c)kJ¡¤mol^-1¡£