10 public questions tagged with this topic.
log 3 → Ea ≈ 79.4 kJ mol⁻¹.
Ref: NCERT Class 12 Chemistry > Chapter 3: Chemical Kinetics > Topic: Temperature Dependence - Arrhenius Equation and Activation Energy
log 2.83 ≈ 0.451 → Ea ≈ 80.3 kJ mol⁻¹.
Ref: NCERT Class 12 Chemistry > Chapter 3: Chemical Kinetics > Topic: Temperature Dependence - Arrhenius Equation and Activation Energy
log 2 → Ea ≈ 52.8 kJ mol⁻¹.
Ref: NCERT Class 12 Chemistry > Chapter 3: Chemical Kinetics > Topic: Temperature Dependence - Arrhenius Equation and Activation Energy
log 1.73 ≈ 0.238 → Ea ≈ 39.7 kJ mol⁻¹.
Ref: NCERT Class 12 Chemistry > Chapter 3: Chemical Kinetics > Topic: Temperature Dependence - Arrhenius Equation and Activation Energy
log 9 = Ea/(2.303R) × (20)/(330×350) → Ea ≈ 105.5 kJ mol⁻¹.
Ref: NCERT Class 12 Chemistry > Chapter 3: Chemical Kinetics > Topic: Temperature Dependence - Arrhenius Equation and Activation Energy
log 2 = Ea/(2.303R) × (10)/(310×320) → Ea ≈ 57.2 kJ mol⁻¹.
Ref: NCERT Class 12 Chemistry > Chapter 3: Chemical Kinetics > Topic: Temperature Dependence - Arrhenius Equation and Activation Energy
log(k₂/k₁) ≈ 0.281 → k₂ ≈ 1.91 × 10⁻² s⁻¹.
Ref: NCERT Class 12 Chemistry > Chapter 3: Chemical Kinetics > Topic: Rate of Reaction - Average and Instantaneous Rate and Rate Law
For an exothermic reaction, increasing temperature shifts equilibrium left, favoring reactants.
Ref: NCERT Class 11 Chemistry > Chapter 6: Equilibrium > Topic: Physical Equilibrium - Solid-Liquid Gas-Liquid and Henry's Law
Increasing temperature favors the endothermic process (evaporation), shifting the equilibrium towards the vapor phase.
Ref: NCERT Class 11 Chemistry > Chapter 6: Equilibrium > Topic: Physical Equilibrium - Solid-Liquid Gas-Liquid and Henry's Law
Increases exponentially correctly describes the effect or change asked about in this question. In Kinetics and Thermodynamic, understanding cause-and-effect relationships is essential for predicting biological outcomes. Increases exponentially occurs because of specific molecular interactions, thermodynamic principles, or regulatory mechanisms that govern this biological process. The other options (Decreases, Remains the same, and Increases linearly) describe either opposite effects, effects that occur under different conditions, or changes associated with unrelated processes.
Ref: Campbell Biology, Urry et al., 12th Ed.
