500 prompts matching "Exam practice: Fertilisers and their effect on crop yield"
Practice set: The preparation and properties of carbon monoxide
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Exam practice: The tests that distinguish the two oxides of carbon
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Real-life Nigeria: Carbonates, hydrogencarbonates and their reactions
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Exam practice: The NPK rating and how to read it
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Calculation practice: Calculating the nitrogen content of a fertiliser
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Project task: Comparing the fertiliser brands on sale locally
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Chemistry at work: Fertiliser production and distribution in Nigeria
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Calculation practice: Finding molarity from titre, volume and mole ratio
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Calculation practice: Calculations on extraction yield and composition
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Calculation practice: Calculations on empirical and molecular formulae
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Calculation practice: Percentage purity, yield and composition calculations
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Calculation practice: Predicting formulae and properties from position in the table
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Calculation practice: Limiting reagent and percentage yield calculations
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Calculation practice: Calculating the products of complete and incomplete combustion
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Calculation practice: Calculating the mass of ammonia from nitrogen and hydrogen
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Teach me: The alkanes and their general formula
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Teach me: The alkenes and alkynes and their general formulae
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Teach me: The alkanols and their naming
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Teach me: The amines and their basic character
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Practice set: Identifying cations with sodium hydroxide solution
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