Ethanol, C2H6O, is added to gasoline to produce gasohol, a fuel for automobiles.

Question

Ethanol, C2H6O, is added to gasoline to produce gasohol, a fuel for automobiles. How many grams of O2 are required for complete combustion of 421g of C2H6O? C2H5O(I) + 3O2(g) right arrow 2CO2(g) + 3H2O Which of the following intermolecular forces do ALL molecules posses? A hydrogen bond is Which of these solids would be most likely to have the highest melting point? For most solids and liquids that dissolve in liquids, the rule is solubility increases with________ For gases, solubility in liquids almost always increases with________ temperature The rule like dissolves like is in mainly in reference to the ________ of compounds Intermolecular forces in the liquid and solid states are _______ intermolecular forces in the gas state? Which of the following molecules is least polar? When KCI dissolves in water, what types of intermolecular bonds are formed? When NaBr dissolves in water, what types on intermolecular forces must be broken?

Explanation / Answer

23) 878.6 gm

24) c

25) b

26) b

27) b

28) a

29) a

30) a

31) a

32) d

33) b

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