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According to the Following Thermochemical Equation,what Mass of H2O (In

Question 68

Multiple Choice

According to the following thermochemical equation,what mass of H2O (in g) must form in order to produce 488 kJ of energy?
SiO2(s) + 4 HF(g) → SiF4(g) + 2 H2O(l) ΔH°rxn = -184 kJ


A) 34.0 g
B) 51 g
C) 27.1 g
D) 95.4 g
E) 47.8 g

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