A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109164580948094.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109164581708170.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/201301091645003636.jpg" alt="" border="0" /> D <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109164668946894.jpg" alt="" border="0" />

A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109165295259525.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109165289018901.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109165232433243.jpg" alt="" border="0" /> D <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109165241204120.jpg" alt="" border="0" />

A 稀硫酸 B 浓硝酸 C 浓烧碱溶液 D 浓盐酸

A 内能相同，分子的平均动能相同 B 内能不同，分子的平均动能相同 C 内能相同，分子的平均动能不同 D 内能不同，分子的平均动能不同

A N、O、S B O、S、P C O、F、Cl D C、Si、P