500 prompts matching "Water supply problems in Nigerian towns"
Explain back: The trend in reactivity and in oxidising power
I have just studied the trend in reactivity and in oxidising power in my SS3 Chemistry cla
Exam practice: The laboratory preparation and the tests for chlorine
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Predicting that iodine displaces chlorine
Act as my SS3 Chemistry tutor. Show me a worked answer on predicting that iodine displaces
Explain back: Sulphur trioxide and the contact process
I have just studied sulphur trioxide and the contact process in my SS3 Chemistry class. Le
Exam practice: Sulphuric acid as an acid, a dehydrating agent and an oxidiser
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
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
Quiz me: The laboratory and industrial preparation of nitrogen
Act as my SS3 Chemistry tutor and quiz me on the laboratory and industrial preparation of
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
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
Explain back: The preparation and properties of carbon dioxide
I have just studied the preparation and properties of carbon dioxide in my SS3 Chemistry c
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
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
Explain back: Permanent hardness and the compounds responsible
I have just studied permanent hardness and the compounds responsible in my SS3 Chemistry c
Practice set: Removing temporary hardness
Act as my SS3 Chemistry tutor. Give me five practice questions on removing temporary hardn
Exam practice: Removing permanent hardness by chemical and ion-exchange methods
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
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
Explain back: The manufacture of nitrogenous fertilisers
I have just studied the manufacture of nitrogenous fertilisers in my SS3 Chemistry class.
Exam practice: The NPK rating and how to read it
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
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