489 prompts matching "Calculating an Rf value from measurements"
Exam practice: Concentration expressed in moles per cubic decimetre
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Calculation practice: Multi-step mole conversions
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Real-life Nigeria: Stoichiometry in scaling up a reaction
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Project task: Verifying a stoichiometric ratio by experiment
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Teach me: The variables that define the state of a gas
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Exam practice: Graham's law of diffusion
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Spot my mistake: Using pressure in millimetres of mercury with R in SI units
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Real-life Nigeria: The assumptions of the kinetic theory of gases
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Project task: Measuring the molar volume of a gas experimentally
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Exam practice: Solubility expressed in different units
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Spot my mistake: Reading a solubility curve without checking the units
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Exam practice: The titration curve for each acid-base combination
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Spot my mistake: Assuming pH 7 is neutral at every temperature
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Spot my mistake: Assuming every salt solution is neutral
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Calculation practice: Estimating the pH of a hydrolysing salt solution
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Project task: Testing the pH of several salt solutions
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Project task: Surveying the plastics used in my own home
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Spot my mistake: Proposing carbon reduction for aluminium
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Project task: Mapping Nigeria's metal ore deposits
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Exam practice: Converting pig iron into steel
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