Which of the Following Sentences Accurately Describes the Thermochemical Equation

question 106

Multiple Choice

Which of the following sentences accurately describes the thermochemical equation given below?
2Ag(s) + F₂(g) → 2AgF(s) ; ΔH = -409.2 kJ

• A)If 2 mol of silver metal react with 1 mol of fluorine gas at constant volume,2 mol of solid sodium fluoride is produced and 409.2 kJ of heat is consumed.
• B)If 2 atoms of silver metal react with 1 molecule of fluorine gas at constant pressure,2 formula units of solid sodium fluoride are produced and 409.2 kJ of heat is released.
• C)If 2 atoms of silver metal react with 1 molecule of fluorine gas at constant pressure,2 formula units of solid sodium fluoride are produced and 409.2 kJ of heat is consumed.
• D)If 2 mol of silver metal react with 1 mol of fluorine gas at constant pressure,2 mol of solid sodium fluoride is produced and 409.2 kJ of heat is consumed.
• E)If 2 mol of silver metal react with 1 mol of fluorine gas at constant pressure,2 mol of solid sodium fluoride is produced and 409.2 kJ of heat is released.

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