Which proposed mechanism below is a correct option for the overall reaction shown? Overall reaction: F2(g)+CHF3(g)→HF(g)+CF4(g) Sum the reactions in each proposed mechanism to determine which mechanism is valid for the overall reaction.
Sum the reactions in each proposed mechanism to determine which mechanism is valid for the overall reaction.
A.] Step 1: F2(g)→2F(g) Step 2: H2(g)+F(g)+CF3(g)→HF(g)+CHF3(g) Step 3: F(g)+CF3(g)→CF4(g)
B.] Step 1: F2(g)→2F(g) Step 2: F(g)+CHF3(g)→HF(g)+CF3(g) Step 3: F(g)+CF3(g)→CF4(g)
The mechanism B is valid for the given reaction. This can be determined as shown in the image below.
Which proposed mechanism below is a correct option for the overall reaction shown? Overall reaction: F2(g)+CHF3(g)→HF(g)+CF4(g)...
Question 8 of 20 Using the equations H2(g) + F2 (g) → 2 HF (g) AH° = -79.2 kJ/mol C(s) + 2 F2 (g) → CF. (g) AH° = 141.3 kJ/mol 2 C(s) + 2 H2 (9) C2H4 (9) AH = -97.6 kJ/mol Determine the enthalpy for the reaction C2H4 (g) + 6 F2 (g) → 2 CF4 (9) + 4 HF (g). kJ/mol
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QUESTION 9 A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) → N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? k[N2O][H2] k[NO]2[H2] k[NO]2[H2]2 k[NO]1/2[H2] k[NO]2
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