278 prompts matching "How a soap molecule lifts away dirt"
Spot my mistake: Choosing the wrong preparation method for a given salt
Act as my SS1 Chemistry tutor. Show me a worked answer on choosing the wrong preparation m
Real-life Nigeria: Salts in Nigerian agriculture and food
Act as my SS1 Chemistry tutor. Show me where salts in Nigerian agriculture and food turns
Practice set: The trend in ionisation energy down a group
Act as my SS1 Chemistry tutor. Give me five practice questions on the trend in ionisation
Exam practice: The trend in metallic and non-metallic character
Act as my SS1 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Reading a group trend as though it were a period trend
Act as my SS1 Chemistry tutor. Show me a worked answer on reading a group trend as though
Real-life Nigeria: The alkali metals and the halogens as families
Act as my SS1 Chemistry tutor. Show me where the alkali metals and the halogens as familie
Practice set: Fractional distillation and what it separates
Act as my SS1 Chemistry tutor. Give me five practice questions on fractional distillation
Spot my mistake: Choosing distillation where filtration would do
Act as my SS1 Chemistry tutor. Show me a worked answer on choosing distillation where filt
Real-life Nigeria: Separation methods in Nigerian salt and oil production
Act as my SS1 Chemistry tutor. Show me where separation methods in Nigerian salt and oil p
Practice set: Hard and soft water, and the causes of hardness
Act as my SS1 Chemistry tutor. Give me five practice questions on hard and soft water, and
Exam practice: The laboratory preparation of hydrogen
Act as my SS1 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Confusing temporary hardness with permanent hardness
Act as my SS1 Chemistry tutor. Show me a worked answer on confusing temporary hardness wit
Real-life Nigeria: Water treatment in Nigerian towns
Act as my SS1 Chemistry tutor. Show me where water treatment in Nigerian towns turns up in
Practice set: The properties and uses of oxygen
Act as my SS1 Chemistry tutor. Give me five practice questions on the properties and uses
Exam practice: Combustion and the conditions it requires
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Spot my mistake: Treating air as a compound rather than a mixture
Act as my SS1 Chemistry tutor. Show me a worked answer on treating air as a compound rathe
Real-life Nigeria: Air pollution in Nigerian cities
Act as my SS1 Chemistry tutor. Show me where air pollution in Nigerian cities turns up in
Chemistry at work: The uses of the gases separated from air
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on the us
Practice set: Acids, bases and salts reviewed
Act as my SS1 Chemistry tutor. Give me five practice questions on acids, bases and salts r
Exam practice: The periodic table and separation techniques reviewed
Act as my SS1 Chemistry teacher setting exam questions. Give me five exam-style questions