500 prompts matching "Paper chromatography and how it is carried out"
Spot my mistake: Using bond enthalpies for a reaction involving liquids
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Spot my mistake: The errors most often made in first-term SS3 Chemistry
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Spot my mistake: Expecting a detergent to fail in hard water as soap does
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Spot my mistake: Assuming every coloured substance is a dye
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Spot my mistake: Describing painting as a chemical method of rust prevention
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Spot my mistake: Treating carbon dioxide as a toxic pollutant
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Spot my mistake: Assuming chemistry leads only to laboratory work
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Spot my mistake: The errors most often made in second-term SS3 Chemistry
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Spot my mistake: The physical chemistry errors examiners see most often
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Spot my mistake: The inorganic chemistry errors examiners see most often
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Spot my mistake: The organic chemistry errors examiners see most often
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Spot my mistake: The presentation errors that lose practical marks
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Spot my mistake: Forgetting to balance the equation before using mole ratios
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Spot my mistake: Predicting a trend in the wrong direction
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Spot my mistake: Filling the 3d sublevel before the 4s
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Spot my mistake: Explaining a group trend by nuclear charge alone
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Spot my mistake: Describing a polar covalent bond as ionic
Act as my SS3 Chemistry tutor. Show me a worked answer on describing a polar covalent bond
Spot my mistake: Using molar volume for a substance that is not a gas
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Spot my mistake: Reading a mole ratio off an unbalanced equation
Act as my SS3 Chemistry tutor. Show me a worked answer on reading a mole ratio off an unba
Spot my mistake: Assuming pH 7 is neutral at every temperature
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming pH 7 is neutral at ever