239 prompts matching "Writing an equation from a described reaction"
Real-life Nigeria: Back titration, and when it is used
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Chemistry at work: The accuracy demanded of an analytical chemist
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Explain back: The standard enthalpy of formation
I have just studied the standard enthalpy of formation in my SS2 Chemistry class. Let me e
Exam practice: The energy profile diagram and activation energy
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Spot my mistake: Omitting the sign of an enthalpy change
Act as my SS2 Chemistry tutor. Show me a worked answer on omitting the sign of an enthalpy
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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Spot my mistake: Saying a catalyst changes the position of equilibrium
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Real-life Nigeria: The catalysts used in Nigerian industry
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Teach me: The nature of a solution and the process of dissolving
You are my personal SS2 Chemistry tutor. Teach me the nature of a solution and the process
Explain back: Saturated and supersaturated solutions
I have just studied saturated and supersaturated solutions in my SS2 Chemistry class. Let
Exam practice: Solubility product and sparingly soluble salts
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Real-life Nigeria: Fractional crystallisation and the uses made of it
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Teach me: The sources and impurities of natural water
You are my personal SS2 Chemistry tutor. Teach me the sources and impurities of natural wa
Spot my mistake: Proposing boiling as a cure for permanent hardness
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Real-life Nigeria: Water supply problems in Nigerian towns
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Teach me: The composition and the layers of the atmosphere
You are my personal SS2 Chemistry tutor. Teach me the composition and the layers of the at
Explain back: The formation and the effects of acid rain
I have just studied the formation and the effects of acid rain in my SS2 Chemistry class.
Exam practice: Ozone depletion and its causes
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Chemistry at work: Air pollution control and regulation in Nigeria
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