天气预报15天查询> 体育> 稀硫酸是沉淀吗?

稀硫酸是沉淀吗?

更新时间: 2021-03-10 22:35:06     

1、硫酸银无色结晶或白色结晶性粉末。化学式Ag2SO4。遇光逐渐变黑色。相对分子质量311.80。密度5.45克/厘米3。熔点652℃,于1085℃分解。微溶于水。溶于氨水、硝酸缓慢溶于浓硫酸,不溶于乙醇。可用来作化学试剂。

2、性状:溶于硝酸,氨水和浓硫酸,慢慢地溶于125份水和71份沸水,不溶于乙醇。在纯水中为微溶,并且受溶液环境PH的减小而增大,当氢离子浓度足够大时可以有明显的溶解现象。

关键词: 硫酸 沉淀

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-854303/ | 耗时:0.8092 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=854303 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=854303 LIMIT 0,1
select * from tbl_Articles_sphinx where id=854303 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1166103,1205942,779520,762745,679048,794334,1165942,442254,533021,387788,488129,494147,601138,819584,1055142,605692,623073,408882,1182624,826511,766717,1083867,3217520,1210389,868065,702909,600085,803609,1333583,878082) ORDER BY field (ArticleID,1166103,1205942,779520,762745,679048,794334,1165942,442254,533021,387788,488129,494147,601138,819584,1055142,605692,623073,408882,1182624,826511,766717,1083867,3217520,1210389,868065,702909,600085,803609,1333583,878082)