250 prompts matching "The limiting reagent, and how to identify it"
Real-life Nigeria: Back titration, and when it is used
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Chemistry at work: The accuracy demanded of an analytical chemist
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Spot my mistake: Omitting the sign of an enthalpy change
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Real-life Nigeria: Fuels and their heating values in Nigeria
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Spot my mistake: Saying a catalyst changes the position of equilibrium
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Spot my mistake: Claiming a catalyst shifts the position of equilibrium
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Spot my mistake: Reading a solubility curve at the wrong temperature
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Spot my mistake: Naming a compound without first finding the longest chain
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Chemistry at work: Cracking, and the making of petrol in Nigeria
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Real-life Nigeria: Plastic waste and its disposal in Nigerian cities
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Real-life Nigeria: Nigeria's refineries and the problems they face
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Chemistry at work: The petrochemicals made from oil and gas
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Exam practice: Converting ammonia into nitrogenous fertiliser
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Spot my mistake: Proposing a higher temperature to raise the ammonia yield
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Spot my mistake: Describing limestone as the reducing agent
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Real-life Nigeria: The Ajaokuta steel project and Nigerian steel
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Practice set: Half-life and what it means
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Spot my mistake: Balancing a nuclear equation without checking the mass number
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Real-life Nigeria: Radioisotopes in Nigerian medicine and agriculture
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Calculation practice: Working out the formula of an ionic compound from its charges
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