Physics, 11.05.2021 17:50, imamnaab5710

What do you think the egg shell is made from? Why can you draw this conclusion? Which materials reacted immediately with the acid? What did they have in common?
Which samples, if any, took more time to react with the acid? Why do you think they took more time?
Which samples, if any, did not react with the acid? Why do you think they did not react?
Why was it necessary to use a control? 66points

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What do you think the egg shell is made from? Why can you draw this conclusion? Which materials rea...