Granted, [Simplifier] has been working on the method detailed in the video below for about a year, and a look at his post on copper oxide thin-film solar cells reveals a meticulous approach to ...

In this example we' re preparing copper sulfate crystals from copper oxide using dilute sulfuric acid. You'll need to wear goggles to protect your eyes. Start by warming dilute sulfuric acid to 50 ...

This outlines one way to carry out the practical using copper(II) oxide powder and dilute sulfuric acid. Eye protection must be worn. 1. Add some dilute sulfuric acid to a small beaker.