Chemistry, 21.01.2020 18:31 maleja2038
Which electron configuration represents the electrons of an atom in an excited state?
(1) 2-1 (3) 2-8-7
(2) 2-7-4 (4) 2-4
Answers: 2
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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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Asolution is made by dissolving 2.3 moles of sodium chloride (nacl) in 0.155 kilograms of water. if the molal boiling point constant for water (kb) is 0.51 °c/m, what would be the boiling point of this solution? show all the steps taken to solve this problem.
Answers: 1
Which electron configuration represents the electrons of an atom in an excited state?
(1) 2-1...
(1) 2-1...
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