Q Question 1 When the following equation is balanced, the coefficients are . C8H18 + O2 ? CO2 + H2O Question 2 When a hydrocarbon burns in air, a component produced is . Question 3 1 out of 1 points Which one of the following substances is the product of this combination reaction? Al (s) + I2(s) ? Question 4 1 out of 1 points The molecular weight of the acetic acid (CH3CO2H), rounded to the nearest integer, is amu. Question 5 The mass % of C in methane (CH4) is .

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