IB Chemistry Internal Assessment Exemplar: How does temperature (30°C to 70°C) affect the rate of decomposition of 50mL 0.22 M nitric acid (HNO₃) in the presence of 0.5 g manganese(IV) oxide (MnO₂) catalyst, measured by the volume of nitrogen dioxide (NO₂) produced over 5 minutes Using a 50 cm3 gas syringe? | RevisionDojo