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1. Describe in words how sulphur is made into sulphur trioxide?

2. How do I tell the difference between tap water, distilled water and salt water?

3. Hi, I was just wondering if you could help me with balancing ionic equations. I really don't understand.

4. What are the physical properties of an element and what are the chemical properties? Where does rectivity fit in, is it chemical or physical?

5. What are the physical properties of an element and what are the chemical properties? Where does rectivity fit in, is it chemical or physical?

6. Describe the process taking place during electrolysis.

7. Hi. Could you help me with this question. A solution of carbon dioxide is acidic. Explain why the pH will increase when the solution is heated.

8. Can you give me some examples of SUBLIME substances, ie: change from solid to gas without going through a liquid stage?

9. When a egg (not including the shell)is cooked to, for example, scrambled egg, it has then gone from a liquid to a solid but has not been frozen, can you understand it?

10. When a egg (not including the shell)is cooked to, for example, scrambled egg, it has then gone from a liquid to a solid but has not been frozen, can you understand it?

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