Asked by angie
How much energy is obtained if 11.2g of hydrogen gas are allowed to react with excess fluorine?
H2 (g) + F2 (g)--- 2HF (g) + 124kcal
H2 (g) + F2 (g)--- 2HF (g) + 124kcal
Answers
Answered by
DrBob222
124 kcal x (11.2 g HF/molar mass H2) = ?
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