250 prompts matching "Using simple distillation on liquids with close boiling points"
Spot my mistake: Assuming Nigeria must import all its industrial chemicals
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Quiz me: Polymers, petroleum and petrochemicals reviewed
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Spot my mistake: The errors most often made in third-term SS2 Chemistry
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Explain back: Malleability and ductility in terms of structure
I have just studied malleability and ductility in terms of structure in my SS2 Chemistry c
Real-life Nigeria: Redox in Nigerian bleaching and water treatment
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Practice set: Density, melting point and hardness across the metals
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Exam practice: The reactivity series and how it is established
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Real-life Nigeria: Choosing the right metal for a given Nigerian use
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Practice set: Making sulphur dioxide in the laboratory and testing it
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Practice set: The electrolysis of brine and the products it gives
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Exam practice: The electrolysis of molten and of aqueous compounds compared
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Exam practice: Electrolysis and electrochemistry reviewed
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Practice set: Amphoteric substances and how they behave
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Exam practice: The hydrolysis of salts and the pH that results
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Explain back: Primary standards, and what makes a substance suitable
I have just studied primary standards, and what makes a substance suitable in my SS2 Chemi
Practice set: The apparatus of volumetric analysis and its correct use
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Explain back: Calculating the average titre correctly
I have just studied calculating the average titre correctly in my SS2 Chemistry class. Let
Real-life Nigeria: Fuels and their heating values in Nigeria
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Practice set: Homogeneous and heterogeneous catalysis
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Exam practice: Measuring rate by volume of gas or by loss of mass
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