The thermal decomposition of gaseous formic acid takes place according to a first-order reaction: H(C)OOH(g) ⟶ CO₂(g) + H₂(g) The activation energy is Ea = 203 kJ/mol. At 775°C, what is the rate constant of this reaction?
a) 2.50 × 10⁻¹ s⁻¹
b) 3.20 × 10⁻² s⁻¹
c) 4.10 × 10⁻³ s⁻¹
d) 5.20 × 10⁻⁴ s⁻¹