—Besides Kate,Linda also took part in the party.
— So many of you were there.
A:Instead of
B:Except for
C:In addition to
向稀NaOH溶液中慢慢滴加稀盐酸至恰好完全反应,溶液的pH变化图象是下列图中( )
选择实验用具及药品
用具:试管、铁架台(带铁夹)、单孔橡皮塞、玻璃导管、橡皮管、捣碎的鸡蛋壳。
药品应选用____
实验内容与记录(装置气密性已检查)
实验内容步骤
观察到的现象
结论、化学方程式
____
结论:____
化学方程式:____