Chemistry, 19.07.2019 02:00 davidebner2248
Identify whether each element is a halogen, a noble gas, or nonmetal only. astatine (at): nitrogen (n): krypton (kr): chlorine (cl): sulfur (s):
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The concept of empiricism states that all rationally accepted knowledge is determined from experience. francis bacon was one of the first scientists to promote this theory. what was it’s impact on society?
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An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?
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The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as
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Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous
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Identify whether each element is a halogen, a noble gas, or nonmetal only. astatine (at): nitrogen...
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