225 prompts matching "Changing a formula instead of a coefficient when balancing"
Spot my mistake: Adding excess reagent too early and losing a precipitate
Act as my SS3 Chemistry tutor. Show me a worked answer on adding excess reagent too early
Quiz me: Testing for carbonate and for hydrogencarbonate
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Spot my mistake: Reporting a sulphate result without acidifying first
Act as my SS3 Chemistry tutor. Show me a worked answer on reporting a sulphate result with
Spot my mistake: Including a rough titre in the average
Act as my SS3 Chemistry tutor. Show me a worked answer on including a rough titre in the a
Quiz me: Potassium permanganate as a self-indicating titrant
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Spot my mistake: Using hydrochloric acid to acidify a permanganate titration
Act as my SS3 Chemistry tutor. Show me a worked answer on using hydrochloric acid to acidi
Quiz me: The standard electrode potential and what it measures
Act as my SS3 Chemistry tutor and quiz me on the standard electrode potential and what it
Quiz me: Kc and Kp, and the difference between them
Act as my SS3 Chemistry tutor and quiz me on Kc and Kp, and the difference between them. A
Spot my mistake: Including a pure solid in an equilibrium expression
Act as my SS3 Chemistry tutor. Show me a worked answer on including a pure solid in an equ
Spot my mistake: Using bond enthalpies for a reaction involving liquids
Act as my SS3 Chemistry tutor. Show me a worked answer on using bond enthalpies for a reac
Quiz me: Identifying the functional group in a given structure
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Spot my mistake: Naming a compound from the wrong functional group priority
Act as my SS3 Chemistry tutor. Show me a worked answer on naming a compound from the wrong
Quiz me: Volumetric analysis for the practical paper reviewed
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Quiz me: The refinery fractions and their boiling ranges
Act as my SS3 Chemistry tutor and quiz me on the refinery fractions and their boiling rang
Spot my mistake: Assuming every fuel burns to carbon dioxide and water alone
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming every fuel burns to car
Quiz me: The raw materials used in soap making
Act as my SS3 Chemistry tutor and quiz me on the raw materials used in soap making. Ask fi
Spot my mistake: Expecting a detergent to fail in hard water as soap does
Act as my SS3 Chemistry tutor. Show me a worked answer on expecting a detergent to fail in
Quiz me: Natural dyes and synthetic dyes compared
Act as my SS3 Chemistry tutor and quiz me on natural dyes and synthetic dyes compared. Ask
Spot my mistake: Assuming every coloured substance is a dye
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming every coloured substanc
Spot my mistake: Treating carbon dioxide as a toxic pollutant
Act as my SS3 Chemistry tutor. Show me a worked answer on treating carbon dioxide as a tox