239 prompts matching "Concentrating an ore before extraction"
Calculation practice: Calculating the purity of a sample from titration data
Act as my SS2 Chemistry tutor. Walk me through calculating the purity of a sample from tit
Exam practice: Measuring rate by volume of gas or by loss of mass
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Calculation practice: Calculating rate from a graph of concentration against time
Act as my SS2 Chemistry tutor. Walk me through calculating rate from a graph of concentrat
Exam practice: The effect of temperature on the position of equilibrium
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Claiming a catalyst shifts the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on claiming a catalyst shifts the p
Chemistry at work: Equilibrium in the contact process for sulphuric acid
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on equili
Spot my mistake: Reading a solubility curve at the wrong temperature
Act as my SS2 Chemistry tutor. Show me a worked answer on reading a solubility curve at th
Calculation practice: Calculating solubility in moles per cubic decimetre
Act as my SS2 Chemistry tutor. Walk me through calculating solubility in moles per cubic d
Practice set: The stages of municipal water treatment
Act as my SS2 Chemistry tutor. Give me five practice questions on the stages of municipal
Exam practice: The tests for water purity
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Calculation practice: Calculating the mass of washing soda needed to soften water
Act as my SS2 Chemistry tutor. Walk me through calculating the mass of washing soda needed
Spot my mistake: Blaming ozone depletion for the warming that greenhouse gases cause
Act as my SS2 Chemistry tutor. Show me a worked answer on blaming ozone depletion for the
Calculation practice: Interpreting air quality measurement data
Act as my SS2 Chemistry tutor. Walk me through interpreting air quality measurement data a
Practice set: Chemical equilibrium reviewed
Act as my SS2 Chemistry tutor. Give me five practice questions on chemical equilibrium rev
Spot my mistake: The errors most often made in second-term SS2 Chemistry
Act as my SS2 Chemistry tutor. Show me a worked answer on the errors most often made in se
Calculation practice: A mixed set of second-term SS2 chemistry calculations
Act as my SS2 Chemistry tutor. Walk me through a mixed set of second-term SS2 chemistry ca
Exam practice: The IUPAC rules for naming straight-chain hydrocarbons
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Naming a compound without first finding the longest chain
Act as my SS2 Chemistry tutor. Show me a worked answer on naming a compound without first
Calculation practice: Deducing a molecular formula from a general formula
Act as my SS2 Chemistry tutor. Walk me through deducing a molecular formula from a general
Exam practice: How alkenes react by addition across the double bond
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions