Chemistry, 16.01.2020 14:31 leslyvargas230
What is the number of c moles in 1.20*10²⁴ atoms of c
Answers: 1
Chemistry, 21.06.2019 15:40
What is the total reduction potential of a cell in which potassium (k) is reduced and copper (cu) is oxidized? a. 2.59 v b. 3.27 v c. -3.27 v d.-2.59 v
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Chemistry, 21.06.2019 16:10
Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer
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Chemistry, 21.06.2019 17:00
What mass of carbon dioxide is produced from the complete combustion of 4.50×10−3 g of methane?
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What is the number of c moles in 1.20*10²⁴ atoms of c...
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