dr bob

dr bob - when you say plates out can I use the word reacts instead?

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  1. I think so. Actually, a very finely divided metal (very small pieces) deposits onto the iron. It is black because it is so finely divided. I used plates out because it is an oxidation/reduction reaction and the same thing happens in an electroplating system.

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  2. DR BOB- Can you help me with these questions?

    1. 4/3
    2. 22/22 =
    3. 8/3 = ?/30
    4. 8/9 – 4/9 =
    5. 4/9 + 1/5 =
    6. (5/8)(1/4) =
    I neeed to know how to work them

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  3. Yes, I can help but you didn't post a question. The no. 1 with nothing else is all that printed. Please go to the top of the page, click on Ask a new question, and post your question as a new entry.

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