500 prompts matching "Reading a pH of 7 as meaning no ions are present"
Project task: Comparing the lather from water samples in my area
Act as my SS3 Chemistry tutor. Set me a short practical or research task on comparing the
Project task: Observing colour changes in transition metal solutions
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Calculation practice: Calculating the molar mass of a simple peptide
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Chemistry at work: Biochemistry and food science as careers
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Exam practice: Calculating the e.m.f. of a cell
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Exam practice: The products of complete and of incomplete combustion
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Exam practice: The action of soap in hard water
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Exam practice: Mordants and the fixing of a dye
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Exam practice: Graham's law of diffusion
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Exam practice: The salts that do not hydrolyse, and why
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Exam practice: Esterification and the alkanoates
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Exam practice: The tests that distinguish the two oxides of carbon
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Quiz me: The preliminary tests carried out on an unknown salt
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Exam practice: Identifying cations with aqueous ammonia
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Quiz me: The correct use of the pipette and the burette
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Exam practice: The conditions a redox titration requires
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Quiz me: The rate equation and the order of a reaction
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Quiz me: Enthalpies of formation, combustion and neutralisation
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Practice set: The alkanoic acids and the alkanoates
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Exam practice: The amines, and why they behave as weak bases
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