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Chemistry, 22.06.2019 08:00
Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.
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Chemistry, 22.06.2019 15:50
How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate
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What is the density that has a volume of 25ml and a mass of 9 explain all 5 steps...
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