Chemistry, 30.07.2021 09:50 kyrabrown33
Hòa tan 10g CaCO3 vào 114,1g dung dịch HCl 8%. Tính nồng độ phần trăm các chất thu được sau phản ứng
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The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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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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Hòa tan 10g CaCO3 vào 114,1g dung dịch HCl 8%. Tính nồng độ phần trăm các chất thu được sau phản ứng...
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