Chemistry, 18.12.2020 19:40 marissalwilliams3
After 3 half lifes go by, there are 26g of Sodium-24 left. The parent sample of Sodium-24 is
grams.
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Answers: 3
Chemistry, 21.06.2019 17:00
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Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
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For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2
Answers: 3
After 3 half lifes go by, there are 26g of Sodium-24 left. The parent sample of Sodium-24 is
grams....
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