An expiriement about an iron stand with a thread hanging from the clamp
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Answer:Clean two iron nails of sufficient size by rubbing them with sand paper so that their colour appears grayish.
Take sufficient quantity of copper sulphate solution in two different test tubes.
Clamp the test tubes to different stands.
Tie one nail using a thread and hang in one test tube. Tie the other end of the thread to the stand.
Keep the other nail in a Petri dish for comparison after the experiment.
Keep the two test tubes undisturbed for about 15 minutes.
Remove the iron nail immersed in the copper sulphate solution and put it in the Petridish. this question answer is so big that's why i have add main part of it and it is wright
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