Os This question is about elements from these families alkali metals, alkaline earth metals (Group
II), transition denents, halogens, noble gases
*) is a soft, silvery metal that reacts violendy with water
b) is a gas at room temperature. It reacts violendy with other elements, without heating
c) is an unreactive was that sinks in air
Answers: 3
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If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?
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What is the value of keq for the reaction expressed in scientific notation
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In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
Answers: 1
Os This question is about elements from these families alkali metals, alkaline earth metals (Group...
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