2.c(H+)相同的等体积的两份溶液A和B,A为盐酸,B为醋酸,分别和锌反应,若最后仅有一份溶液中存在锌,且放出氢气的质量相同,则下列说法正确的是( )①反应所需要的时间B>A'②开始反应时的
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/05 15:55:24
![2.c(H+)相同的等体积的两份溶液A和B,A为盐酸,B为醋酸,分别和锌反应,若最后仅有一份溶液中存在锌,且放出氢气的质量相同,则下列说法正确的是( )①反应所需要的时间B>A'②开始反应时的](/uploads/image/z/3149806-22-6.jpg?t=2%EF%BC%8Ec%28H%EF%BC%8B%29%E7%9B%B8%E5%90%8C%E7%9A%84%E7%AD%89%E4%BD%93%E7%A7%AF%E7%9A%84%E4%B8%A4%E4%BB%BD%E6%BA%B6%E6%B6%B2A%E5%92%8CB%2CA%E4%B8%BA%E7%9B%90%E9%85%B8%2CB%E4%B8%BA%E9%86%8B%E9%85%B8%2C%E5%88%86%E5%88%AB%E5%92%8C%E9%94%8C%E5%8F%8D%E5%BA%94%2C%E8%8B%A5%E6%9C%80%E5%90%8E%E4%BB%85%E6%9C%89%E4%B8%80%E4%BB%BD%E6%BA%B6%E6%B6%B2%E4%B8%AD%E5%AD%98%E5%9C%A8%E9%94%8C%2C%E4%B8%94%E6%94%BE%E5%87%BA%E6%B0%A2%E6%B0%94%E7%9A%84%E8%B4%A8%E9%87%8F%E7%9B%B8%E5%90%8C%2C%E5%88%99%E4%B8%8B%E5%88%97%E8%AF%B4%E6%B3%95%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%28%E3%80%80%E3%80%80%29%E2%91%A0%E5%8F%8D%E5%BA%94%E6%89%80%E9%9C%80%E8%A6%81%E7%9A%84%E6%97%B6%E9%97%B4B%3EA%27%E2%91%A1%E5%BC%80%E5%A7%8B%E5%8F%8D%E5%BA%94%E6%97%B6%E7%9A%84)
xTR@~ZǴN[;}i_ jjp *PEWB#8|ߞsj4~~YqA?Ddmqͼ6F<
Zy8
O+RnVʛPDt,hJ7uUY&$zۃfS>p0+
̫@1;+$]o~B9˦>9P6n
zBJLj~|KXT|)kP`^`!jkixgę
ѭ wpdP,J&oafeyFtȩ' b$ZSLhg>DmG:_Fn{&٥\