What is a reasonable discussion of the method for the preparation of a sample of lead iodide and hygrated copper sulphate?
3 answers
You need to rephrase your question so it makes more sense. For example, the preparation of PbI2 and CuSO4.5H2O from what. What do you mean by discussion. Do you want a procedure?
which elements are in H2S
Your question, when posted piggy back style on another, is likely to get ignored. In the future, post your own question by going to the top of the page, click on Post a New Question and type in your question. The answer to your question is H2S contains two elements, hydrogen and sulfur.
2 answers