Identify limiting reactant from extents
A reaction in a fertiliser production example uses ratio A:B = 2:2. Available amounts are \(1.1\,\text{mol}\) A and \(1.2\,\text{mol}\) B. Identify the limiting reactant. Enter the answer and choose the interpretation that matches the chemistry.
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.