500 prompts matching "Calculating masses that combine in a fixed ratio"
Exam practice: The trend in metallic character and in oxide acidity
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Spot my mistake: Explaining a group trend by nuclear charge alone
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Calculation practice: Comparing two elements using their trend data
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Quiz me: Ionic bonding and the compounds it produces
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Explain back: Covalent bonding, polar and non-polar
I have just studied covalent bonding, polar and non-polar in my SS3 Chemistry class. Let m
Practice set: Dative covalent bonding and where it occurs
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Exam practice: Metallic bonding and hydrogen bonding
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Spot my mistake: Describing a polar covalent bond as ionic
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Calculation practice: Predicting bond type from electronegativity difference
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Explain back: The molar volume of a gas at s.t.p.
I have just studied the molar volume of a gas at s.t.p. in my SS3 Chemistry class. Let me
Quiz me: Balancing equations of increasing difficulty
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Calculation practice: Limiting reagent and percentage yield calculations
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Spot my mistake: Using pressure in millimetres of mercury with R in SI units
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Calculation practice: Solving an ideal gas equation problem
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Teach me: Solutions, suspensions and colloids distinguished
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Explain back: The solubility curve and what it shows
I have just studied the solubility curve and what it shows in my SS3 Chemistry class. Let
Practice set: Reading values and crystallisation from a curve
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Exam practice: Solubility expressed in different units
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Spot my mistake: Reading a solubility curve without checking the units
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Teach me: The Arrhenius and the Bronsted-Lowry definitions
You are my personal SS3 Chemistry tutor. Teach me the Arrhenius and the Bronsted-Lowry def