488 prompts matching "Giving an exothermic change a positive enthalpy"
Quiz me: The charge fed into the blast furnace
Act as my SS3 Chemistry tutor and quiz me on the charge fed into the blast furnace. Ask fi
Practice set: The removal of impurities as slag
Act as my SS3 Chemistry tutor. Give me five practice questions on the removal of impuritie
Exam practice: Converting pig iron into steel
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Calculation practice: Calculating the mass of iron from a mass of haematite
Act as my SS3 Chemistry tutor. Walk me through calculating the mass of iron from a mass of
Quiz me: Purifying bauxite before electrolysis
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Practice set: The properties of aluminium
Act as my SS3 Chemistry tutor. Give me five practice questions on the properties of alumin
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
Calculation practice: Calculating the electricity needed to extract aluminium
Act as my SS3 Chemistry tutor. Walk me through calculating the electricity needed to extra
Quiz me: The trends in physical properties down the group
Act as my SS3 Chemistry tutor and quiz me on the trends in physical properties down the gr
Practice set: The displacement reactions of the halogens
Act as my SS3 Chemistry tutor. Give me five practice questions on the displacement reactio
Spot my mistake: Predicting that iodine displaces chlorine
Act as my SS3 Chemistry tutor. Show me a worked answer on predicting that iodine displaces
Calculation practice: Calculating the volume of chlorine produced
Act as my SS3 Chemistry tutor. Walk me through calculating the volume of chlorine produced
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
Calculation practice: Calculating the yield of sulphuric acid from sulphur
Act as my SS3 Chemistry tutor. Walk me through calculating the yield of sulphuric acid fro
Real-life Nigeria: The uses of sulphuric acid in industry
Act as my SS3 Chemistry tutor. Show me where the uses of sulphuric acid in industry turns
Project task: Tracing the sulphur products used in my own home
Act as my SS3 Chemistry tutor. Set me a short practical or research task on tracing the su
Project task: Examining the nitrogen content stated on a fertiliser bag
Act as my SS3 Chemistry tutor. Set me a short practical or research task on examining the
Quiz me: The uses that follow from each carbon structure
Act as my SS3 Chemistry tutor and quiz me on the uses that follow from each carbon structu
Exam practice: The tests that distinguish the two oxides of carbon
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Calculation practice: Calculating the carbon dioxide released by a mass of limestone
Act as my SS3 Chemistry tutor. Walk me through calculating the carbon dioxide released by