250 prompts matching "Expecting a detergent to fail in hard water as soap does"
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
Explain back: The methods of softening hard water
I have just studied the methods of softening hard water in my SS2 Chemistry class. Let me
Spot my mistake: Assuming every metal is hard and dense
Act as my SS2 Chemistry tutor. Show me a worked answer on assuming every metal is hard and
Spot my mistake: Proposing boiling as a cure for permanent hardness
Act as my SS2 Chemistry tutor. Show me a worked answer on proposing boiling as a cure for
Real-life Nigeria: Water supply problems in Nigerian towns
Act as my SS2 Chemistry tutor. Show me where water supply problems in Nigerian towns turns
Teach me: The raw materials charged into a blast furnace
You are my personal SS2 Chemistry tutor. Teach me the raw materials charged into a blast f
Spot my mistake: Describing limestone as the reducing agent
Act as my SS2 Chemistry tutor. Show me a worked answer on describing limestone as the redu
Real-life Nigeria: Redox in Nigerian bleaching and water treatment
Act as my SS2 Chemistry tutor. Show me where redox in Nigerian bleaching and water treatme
Practice set: Density, melting point and hardness across the metals
Act as my SS2 Chemistry tutor. Give me five practice questions on density, melting point a
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
Quiz me: The reactions occurring inside the blast furnace
Act as my SS2 Chemistry tutor and quiz me on the reactions occurring inside the blast furn
Quiz me: The raw materials Nigeria supplies to its own industries
Act as my SS2 Chemistry tutor and quiz me on the raw materials Nigeria supplies to its own
Explain back: The soap and detergent industry in Nigeria
I have just studied the soap and detergent industry in Nigeria in my SS2 Chemistry class.
Explain back: The rules for assigning oxidation numbers
I have just studied the rules for assigning oxidation numbers in my SS2 Chemistry class. L
Practice set: Assigning oxidation numbers in compounds and in ions
Act as my SS2 Chemistry tutor. Give me five practice questions on assigning oxidation numb
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
Explain back: Why oxidation and reduction always occur together
I have just studied why oxidation and reduction always occur together in my SS2 Chemistry
Calculation practice: Calculating the mass of metal obtainable from an ore
Act as my SS2 Chemistry tutor. Walk me through calculating the mass of metal obtainable fr
Spot my mistake: Assuming all non-metals are gases
Act as my SS2 Chemistry tutor. Show me a worked answer on assuming all non-metals are gase
Practice set: Making sulphur dioxide in the laboratory and testing it
Act as my SS2 Chemistry tutor. Give me five practice questions on making sulphur dioxide i