1094. The thickness of oxide film is y at time t. If K₁, K₂ and K₃ are the temperature dependent constants, the parabolic law of oxidation is given by September 6, 2025 by Admin A. y² = 2k₁t + k₂ B. y = k₁ ln (k₂t + k₃) C. y = k₁ t + k₂ D. y = k₁t³ + k₂ ✅ The correct answer is option A.