250 prompts matching "Exam practice: The reactions of alkalis with acids and with ammonium salts"
Calculation practice: Applying Faraday's first law to a calculation
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Explain back: Metals and their extraction reviewed
I have just studied metals and their extraction reviewed in my SS2 Chemistry class. Let me
Real-life Nigeria: Linking bonding, structure and properties together
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Calculation practice: Calculating pH from hydrogen ion concentration
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Real-life Nigeria: Buffer solutions and where they matter
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Explain back: Calculating the average titre correctly
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Calculation practice: Using Hess's law to find an unknown enthalpy change
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Real-life Nigeria: Fuels and their heating values in Nigeria
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Explain back: How a catalyst lowers the activation energy
I have just studied how a catalyst lowers the activation energy in my SS2 Chemistry class.
Real-life Nigeria: The catalysts used in Nigerian industry
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Real-life Nigeria: Equilibrium in the Haber process
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Calculation practice: Calculating solubility in moles per cubic decimetre
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Calculation practice: Interpreting air quality measurement data
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Real-life Nigeria: Gas flaring in the Niger Delta
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Real-life Nigeria: Preparing a revision plan for the SS2 second term
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Calculation practice: Deducing a molecular formula from a general formula
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Real-life Nigeria: The test that distinguishes an alkane from an alkene
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Explain back: Condensation polymerisation and the products it gives
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Real-life Nigeria: Nigeria's refineries and the problems they face
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Explain back: Why the chosen conditions are a compromise
I have just studied why the chosen conditions are a compromise in my SS2 Chemistry class.