250 prompts matching "Chemistry at work: The sources of error in a titration, and how to reduce them"
Spot my mistake: Explaining metallic conductivity by the movement of ions
Act as my SS2 Chemistry tutor. Show me a worked answer on explaining metallic conductivity
Spot my mistake: Omitting the sign of an enthalpy change
Act as my SS2 Chemistry tutor. Show me a worked answer on omitting the sign of an enthalpy
Spot my mistake: Assigning an oxidation number without checking the overall charge
Act as my SS2 Chemistry tutor. Show me a worked answer on assigning an oxidation number wi
Spot my mistake: Calling the oxidising agent the substance that is oxidised
Act as my SS2 Chemistry tutor. Show me a worked answer on calling the oxidising agent the
Exam practice: The extraction of iron in the blast furnace
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Practice set: The electrolysis of brine and the products it gives
Act as my SS2 Chemistry tutor. Give me five practice questions on the electrolysis of brin
Calculation practice: A mixed set of first-term SS2 chemistry calculations
Act as my SS2 Chemistry tutor. Walk me through a mixed set of first-term SS2 chemistry cal
Exam practice: The hydrolysis of salts and the pH that results
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Treating concentration and strength as the same thing
Act as my SS2 Chemistry tutor. Show me a worked answer on treating concentration and stren
Practice set: The apparatus of volumetric analysis and its correct use
Act as my SS2 Chemistry tutor. Give me five practice questions on the apparatus of volumet
Spot my mistake: Rinsing the burette with water before filling it
Act as my SS2 Chemistry tutor. Show me a worked answer on rinsing the burette with water b
Calculation practice: Preparing a solution of a stated concentration
Act as my SS2 Chemistry tutor. Walk me through preparing a solution of a stated concentrat
Practice set: The standard enthalpies of combustion and of neutralisation
Act as my SS2 Chemistry tutor. Give me five practice questions on the standard enthalpies
Exam practice: The energy profile diagram and activation energy
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
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
Practice set: The effect of concentration and of pressure on equilibrium
Act as my SS2 Chemistry tutor. Give me five practice questions on the effect 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: 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
Practice set: The stages of municipal water treatment
Act as my SS2 Chemistry tutor. Give me five practice questions on the stages of municipal