500 prompts matching "Chemistry at work: How the periodic table came to be arranged as it is"
Explain back: How a soap molecule lifts away dirt
I have just studied how a soap molecule lifts away dirt in my SS3 Chemistry class. Let me
Calculation practice: Interpreting pollutant concentration data
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Real-life Nigeria: Sachet and bottled water quality in Nigeria
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Real-life Nigeria: The Nigerian cement industry and its growth
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Real-life Nigeria: Radioisotopes in medicine, industry and dating
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Real-life Nigeria: Interpreting a graph in a physical chemistry question
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Calculation practice: Calculations on extraction yield and composition
Act as my SS3 Chemistry tutor. Walk me through calculations on extraction yield and compos
Calculation practice: Calculations on empirical and molecular formulae
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Real-life Nigeria: Reporting an answer to the right number of figures
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Calculation practice: Percentage purity, yield and composition calculations
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Calculation practice: Multi-step stoichiometry problems
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Calculation practice: A full calculation section under timed conditions
Act as my SS3 Chemistry tutor. Walk me through a full calculation section under timed cond
Real-life Nigeria: Marking my own script against the scheme
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Calculation practice: Calculating relative atomic mass from isotopic data
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Calculation practice: Predicting bond type from electronegativity difference
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Quiz me: Molar mass and how it is obtained
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Calculation practice: Multi-step mole conversions
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Calculation practice: Limiting reagent and percentage yield calculations
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Calculation practice: Solving an ideal gas equation problem
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Real-life Nigeria: The assumptions of the kinetic theory of gases
Act as my SS3 Chemistry tutor. Show me where the assumptions of the kinetic theory of gase