500 prompts matching "Molar mass and how it is obtained"
Calculation practice: Calculating relative atomic mass from isotope abundances
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Real-life Nigeria: Radioactive isotopes and their uses in Nigeria
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Spot my mistake: Giving an ion the same configuration as its parent atom
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Chemistry at work: Electron configuration and the design of new materials
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Spot my mistake: Writing a formula without balancing the charges
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Quiz me: Spectator ions and how to spot them
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Real-life Nigeria: The elements Nigeria mines, and where they sit in the table
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Spot my mistake: Showing electron transfer in a covalent compound
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Real-life Nigeria: The properties ionic and covalent compounds show
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Chemistry at work: Metallic bonding and the sea of electrons
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Spot my mistake: Confusing a bond within a molecule with a force between molecules
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Chemistry at work: Structure and the design of Nigerian building materials
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Practice set: The pressure law and its graph
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Exam practice: The ideal gas equation and the molar gas constant
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Spot my mistake: Using the wrong value of R for the units given
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Real-life Nigeria: Graham's law of diffusion and the uses made of it
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Exam practice: Solubility and the factors that affect it
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Spot my mistake: Confusing a solution with a suspension
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Real-life Nigeria: The water cycle and its importance
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Exam practice: Where hard water helps, and where it hinders
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