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According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons
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Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:
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On the periodic table, elements are arranged by which of the following. a. mass numbers. b. increasing atomic number. c. alphabetical order. or d. density
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Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.
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Ascientist is working with methane (ch4) and butane (c4h10). which statement best compares these che...
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