500 prompts matching "The symbols for the first thirty elements"
Exam practice: The products of complete and of incomplete combustion
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Calculation practice: Calculating the heat of combustion of a fuel
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Exam practice: The action of soap in hard water
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Calculation practice: Calculating the yield of soap from a given mass of oil
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Explain back: The chromophore, and why a dye is coloured
I have just studied the chromophore, and why a dye is coloured in my SS3 Chemistry class.
Exam practice: Mordants and the fixing of a dye
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Explain back: The factors that speed up rusting
I have just studied the factors that speed up rusting in my SS3 Chemistry class. Let me ex
Calculation practice: Calculating the mass of iron lost to corrosion
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Explain back: Chlorination and the alternatives to it
I have just studied chlorination and the alternatives to it in my SS3 Chemistry class. Let
Calculation practice: Calculating the dose of a treatment chemical
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Explain back: The setting and hardening of cement
I have just studied the setting and hardening of cement in my SS3 Chemistry class. Let me
Exam practice: The types of glass and the uses of each
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Exam practice: Nuclear fission and the chain reaction
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Calculation practice: Calculating the activity remaining after several half-lives
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Chemistry at work: The hazards of radiation and the precautions taken
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Exam practice: Chemistry in the oil, food and agriculture industries
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Calculation practice: The physical chemistry calculations that carry the most marks
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Calculation practice: Deducing the identity of a salt from a full test sequence
Act as my SS3 Chemistry tutor. Walk me through deducing the identity of a salt from a full
Chemistry at work: Laboratory discipline and safety in the practical examination
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Exam practice: Presenting titration results in the required table
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