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Write the noble gas abbreviation for the following: 3, 1, -1, -1/2
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Which other elements contain the same number of outer electrons as sodium
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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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Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand
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Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?
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Write the noble gas abbreviation for the following: 3, 1, -1, -1/2...
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