Octane (C8H18) is a component of gasoline that burns according to the following equation: C8H18(l) + O2(g) → 8CO2(g) + 9H2O(g) ΔH∘rxn = −5074.1 kJ What mass of octane (in g) is required to produce 8210 kJ of heat?
Express your answer to three significant figures.

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Hope the image of the frequency formula

Ithink that the use of creativity in the sciences entails that one produce something out of nothing or from another thing. with this, i think that the he wrote down his results as four parts of the atomic theory is the manifestation of the  creativity of john dalton.

It would be true sodium reacts with water in a violent way