2. At 50.°C reaction A has a rate constant of 2.3 L/mol*s, but at 60.°C the rate constant is 4.5L/mol*s. Find its activation energy E_a
2.4 x 10⁴ J/mol 1.6 x10⁴ J/mol 6.0x10⁴ J/mol 6.0x10⁶ J/mol 1.6 x10³ J/mol

3. After 5.0 minutes a .50 molar solution is left. Find the reaction rate if the initial amount of the solution was 1.0 molar.
0.10 mol/L*s 0.10 mol/L*min. 5.0 mol/L*s 5.0 mol/mL*min 2.0 mol/L*min

4. k[A][B] --> products is:
unimolecular first-order bimolecular termolecular none of the above

5. What is the overall reaction order of this reaction: H⁺ + Cl_- --> HCl.
1 2 3 0 None of the above

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