Ruan van Rooyen
This page lists questions and answers that were posted by visitors named Ruan van Rooyen.
Questions
The following questions were asked by visitors named Ruan van Rooyen.
Through a chemical test how do you distinguish between iron and iron sulphide
16 years ago
how do you sepeate a mixture of iron and sulphur using a physical method without using a magnet
16 years ago
Answers
The following answers were posted by visitors named Ruan van Rooyen.