500 prompts matching "Chemistry at work: Gas behaviour in industrial processes"
Exam practice: The action of soap in hard water
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Spot my mistake: Expecting a detergent to fail in hard water as soap does
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Calculation practice: Calculating the yield of soap from a given mass of oil
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Calculation practice: Calculating the quantity of dye needed for a given fabric
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Exam practice: Galvanising, sacrificial protection and cathodic protection
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Calculation practice: Calculating the mass of iron lost to corrosion
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Spot my mistake: Treating carbon dioxide as a toxic pollutant
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Calculation practice: Interpreting pollutant concentration data
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Practice set: Ion exchange and the softening of water
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Exam practice: Distillation, reverse osmosis and desalination
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Spot my mistake: Assuming boiling removes every impurity from water
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Calculation practice: Calculating the dose of a treatment chemical
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Calculation practice: Calculating the quantity of raw material for a cement batch
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Spot my mistake: Balancing a nuclear equation without conserving charge
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Calculation practice: Calculating the activity remaining after several half-lives
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Practice set: Pharmacy, medicine and the laboratory sciences
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Exam practice: Chemistry in the oil, food and agriculture industries
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Spot my mistake: The errors most often made in second-term SS3 Chemistry
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Calculation practice: A mixed set of second-term SS3 chemistry calculations
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Real-life Nigeria: A planning task across the second term's work
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