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The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call
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Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
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How have the greenhouse gasses increased from the year 2000 to 2018
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In the electron dot notation be: , the two dots represent valence electrons in the s sublevel. true...
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