Which of the following elements (shown as Bohr models) would have the lowest ionization
energy?
Element B
Element C
Element D
e
ts
Element A
7e-
8e-
2e-
le-
2e
8e
8e
2e-
1e-
8e-
2e-
of
ce
A
Element A
B
Element B
С
Element
D
Element D
Solved
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Ответ:
Mole fraction of methanol = 0.4
Explanation:
Molar mass methanol: 32 g/mol
Molar mass water: 18 g/m
Mol = Mass / Molar mass
128 g / 32 g/m = 4 moles of CH₃OH
108 g / 18 g/m = 6 moles of H₂O
Mole fraction of methanol = Moles of methanol / Moles of methanol + Moles of H₂O
4 / 10 = 0.4