Chemistry

Solubility question

Dear Holly, Can you PLEASE tell me what this is all about; I'm sure we never learned it in class. An aqueous solution of a Group II metal chloride, XCl2, forms a white precipitate when dilute aqueous sodium hydroxide is added. A separate sample of the solution of XCl2 does... Read more →

Separation lab

Hello, I have a chemistry question and was hoping you could help me out. Okay heres the basics: There are 7 possible chemicals all of these chemicals are XNO3 PbNO3 ZnNO3 AgNO3 CuNO3 ect. Out of these 7 possible chemicals I will be given either 1, 2 or 3 of... Read more →