(Answered) 1the combustion of propane with oxygen is described in the

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1.The combustion of propane with oxygen is described in the unbalanced reaction below. If 0.1240 kg of propane is combusted in the presence of excess oxygen producing 0.3110 kg of carbon dioxide. What is the percent yield? C3H8(g) + O2(g) → CO2(g) + H2O(g)

FOR 2 AND 3 PLEASE EXPLAIN WHY AND WHY NOT.

2.. What is the dominant intermolecular force in CH3CH2CH3?

(a) London Forces (Dispersion) (b) Dipole-Dipole (c) Hydrogen bonding (d) Induced dipole (e) None of the above

3.Based off the principles of intermolecular forces, which liquid has the lowest vapor pressure? (a) Water (H2O) (b) Ethyl ether (CH3CH2OCH2CH3) (c) Ethanol (CH3CH2OH) (d) Methanol (CH3OH) (e) Ethylene glycol (HOCH2CH2OH)

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