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What is the standard enthalpy of formation of NaF

  • Thread starter deuce1906
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Homework Statement


Please help! i just need to see one step by step solution of how to solve this problem and then I can figure the rest out.
When .560g of Na (s) reacts with excess F2(g) to form NaF(s), 13.8 kj of heat is evolved at standard state conditions. What is the standard enthalpy of formation of NaF (s)?




Homework Equations


(delta H=-569Kj/Mol)


The Attempt at a Solution

 

Answers and Replies

  • #2
Borek
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Standard enthalpy is per mole NaF produced, you have it per 0.560g of Na. How many moles produced?
 

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