Determine order from initial rates
Initial-rate data in a school extension laboratory show that multiplying \([A]\) by 4 multiplies the rate by 16 while other concentrations are constant. Determine the order with respect to A. Enter the answer and choose the interpretation that matches the HL chemistry evidence.
Worked practice: chemistry evidence and answer
Use the chemical evidence first, then enter the result and interpretation that match it.
Write a full answer
Now write the response in full, in your own words — this is what the exam asks for. The AI marks it on the same moves you built above (focus, evidence, technique, judgement) and gives feedback on reasoning, evidence, and expression.