500 prompts matching "Using the wrong value of R for the units given"
Spot my mistake: Assuming every salt solution is neutral
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming every salt solution is
Real-life Nigeria: Hydrolysis and soil pH in Nigerian farming
Act as my SS3 Chemistry tutor. Show me where hydrolysis and soil pH in Nigerian farming tu
Spot my mistake: Oxidising a tertiary alkanol in an answer
Act as my SS3 Chemistry tutor. Show me a worked answer on oxidising a tertiary alkanol in
Real-life Nigeria: Ethanol production by fermentation in Nigeria
Act as my SS3 Chemistry tutor. Show me where ethanol production by fermentation in Nigeria
Spot my mistake: Describing nylon as an addition polymer
Act as my SS3 Chemistry tutor. Show me a worked answer on describing nylon as an addition
Explain back: Reduction with carbon, and when it works
I have just studied reduction with carbon, and when it works in my SS3 Chemistry class. Le
Real-life Nigeria: Refining and purifying an extracted metal
Act as my SS3 Chemistry tutor. Show me where refining and purifying an extracted metal tur
Spot my mistake: Describing aluminium oxide as purely basic
Act as my SS3 Chemistry tutor. Show me a worked answer on describing aluminium oxide as pu
Spot my mistake: Predicting that iodine displaces chlorine
Act as my SS3 Chemistry tutor. Show me a worked answer on predicting that iodine displaces
Spot my mistake: Adding water to concentrated sulphuric acid
Act as my SS3 Chemistry tutor. Show me a worked answer on adding water to concentrated sul
Explain back: Ammonia, its preparation and its properties
I have just studied ammonia, its preparation and its properties in my SS3 Chemistry class.
Spot my mistake: Treating dilute and concentrated nitric acid alike
Act as my SS3 Chemistry tutor. Show me a worked answer on treating dilute and concentrated
Spot my mistake: Describing carbon monoxide as an acidic oxide
Act as my SS3 Chemistry tutor. Show me a worked answer on describing carbon monoxide as an
Spot my mistake: Expecting boiling to remove permanent hardness
Act as my SS3 Chemistry tutor. Show me a worked answer on expecting boiling to remove perm
Spot my mistake: Assuming more fertiliser always means a better yield
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming more fertiliser always
Explain back: Variable oxidation state, and why it arises
I have just studied variable oxidation state, and why it arises in my SS3 Chemistry class.
Spot my mistake: Calling zinc a typical transition metal
Act as my SS3 Chemistry tutor. Show me a worked answer on calling zinc a typical transitio
Exam practice: Identifying cations with aqueous ammonia
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Calculation practice: Interpreting an observation table to name a cation
Act as my SS3 Chemistry tutor. Walk me through interpreting an observation table to name a
Exam practice: Recording and averaging concordant titres
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions