Chemistry, 08.10.2019 12:30 jakaylathomas11
What is the total number of electrons in the valence shell of an atom of aluminum in the ground state?
(1) 8 (3) 3
(2) 2 (4) 10
Answers: 3
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Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?
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What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?
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What is the total number of electrons in the valence shell of an atom of aluminum in the ground stat...
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