500 prompts matching "PH in Nigerian soil testing and farming"
Real-life Nigeria: Carbonates, hydrogencarbonates and their reactions
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Teach me: What hardness is, and what causes it
You are my personal SS3 Chemistry tutor. Teach me what hardness is, and what causes it, us
Real-life Nigeria: The advantages and disadvantages of hard water
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Teach me: The nutrients plants need, and the role of each
You are my personal SS3 Chemistry tutor. Teach me the nutrients plants need, and the role
Exam practice: Transition metals and their compounds as catalysts
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Exam practice: Carbohydrates and their classification
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Chemistry at work: Biochemistry and food science as careers
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on bioche
Quiz me: The preliminary tests carried out on an unknown salt
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Practice set: Identifying cations with sodium hydroxide solution
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Calculation practice: Interpreting an observation table to name a cation
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Calculation practice: Deducing an anion from a set of given observations
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Quiz me: The correct use of the pipette and the burette
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Spot my mistake: Including a rough titre in the average
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Real-life Nigeria: The sources of error in an acid-base titration
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Quiz me: Potassium permanganate as a self-indicating titrant
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Spot my mistake: Using hydrochloric acid to acidify a permanganate titration
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Calculation practice: Calculating concentration from a redox titration
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Real-life Nigeria: Determining the purity of a sample by redox titration
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Quiz me: The standard electrode potential and what it measures
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Practice set: Predicting from electrode potentials whether a reaction occurs
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