500 prompts matching "Chemistry at work: Why ionic compounds conduct only when molten or dissolved"
Spot my mistake: The environmental effects of chemical industry
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Exam practice: Brownian motion as evidence for moving particles
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Spot my mistake: Saying the particles themselves melt when a solid melts
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Spot my mistake: Filling electron shells in the wrong order
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Practice set: Melting and boiling, and the energy each requires
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Spot my mistake: Changing a formula instead of a coefficient when balancing
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Exam practice: Gay-Lussac's law of combining volumes
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Spot my mistake: Applying the law of multiple proportions to the wrong pair
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Practice set: Converting between mass, moles and number of particles
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Spot my mistake: Using molar mass where molar volume is required
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Exam practice: Naming acids and the salts derived from them
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Practice set: The Kelvin scale, and converting to it
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Practice set: Making an insoluble salt by mixing two solutions
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Exam practice: The trend in metallic and non-metallic character
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Spot my mistake: Reading a group trend as though it were a period trend
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Spot my mistake: Confusing temporary hardness with permanent hardness
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Practice set: The properties and uses of oxygen
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Exam practice: Combustion and the conditions it requires
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Practice set: Acids, bases and salts reviewed
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Exam practice: Identifying the oxidising and the reducing agent in a reaction
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