A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160097679767.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160070787078.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160077927792.jpg" alt="" border="0" /> D MgS

A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160047314731.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160048974897.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160068346834.jpg" alt="" border="0" /> D <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160094649464.jpg" alt="" border="0" />

A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160030653065.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160077697769.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160147964796.jpg" alt="" border="0" /> D <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160146094609.jpg" alt="" border="0" />

A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160135343534.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160167416741.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160118101810.jpg" alt="" border="0" /> D <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109160182388238.jpg" alt="" border="0" />

A 24 B 32 C 48 D 64

A 浓度 B 压强 C 温度 D 催化剂

A 使用催化剂不能改变反应速率 B 使用催化剂能加大反应速率 C 改变压强对反应速率无影响 D 降温能加大反应速率

A 电解水时，加入少量KOH，电解速率加快 B Zn与稀硫酸反应时，加入几滴CuS0₄溶液，产生H2速率加快 C 皂化反应后，加入食盐细粒，加快肥皂析出 D 双氧水中加入Mn0₂粉末，产生气泡明显增多

A 反应混合物的浓度 B 反应物的转化率 C 正逆反应速率 D 反应混合物的压强

A 高温 B 高压 C 催化剂 D 高温、高压、催化剂