500 prompts matching "Assigning oxidation numbers in compounds and in ions"
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 nitrogen cycle and nitrogen fixation
Act as my SS3 Chemistry tutor. Show me where the nitrogen cycle and nitrogen fixation turn
Chemistry at work: Nitrogenous fertilisers in Nigerian farming
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on nitrog
Teach me: The allotropes of carbon and their structures
You are my personal SS3 Chemistry tutor. Teach me the allotropes of carbon and their struc
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
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
Teach me: What hardness is, and what causes it
You are my personal SS3 Chemistry tutor. Teach me what hardness is, and what causes it, us
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
Calculation practice: Calculating the amount of softener required
Act as my SS3 Chemistry tutor. Walk me through calculating the amount of softener required
Real-life Nigeria: The advantages and disadvantages of hard water
Act as my SS3 Chemistry tutor. Show me where the advantages and disadvantages of hard wate
Teach me: The nutrients plants need, and the role of each
You are my personal SS3 Chemistry tutor. Teach me the nutrients plants need, and the role
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
Calculation practice: Calculating the nitrogen content of a fertiliser
Act as my SS3 Chemistry tutor. Walk me through calculating the nitrogen content of a ferti
Real-life Nigeria: The effect of fertiliser overuse on soil and water
Act as my SS3 Chemistry tutor. Show me where the effect of fertiliser overuse on soil and
Spot my mistake: Calling zinc a typical transition metal
Act as my SS3 Chemistry tutor. Show me a worked answer on calling zinc a typical transitio
Chemistry at work: Transition metals in Nigerian industry
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on transi
Calculation practice: Calculating the molar mass of a simple peptide
Act as my SS3 Chemistry tutor. Walk me through calculating the molar mass of a simple pept
Chemistry at work: Biochemistry and food science as careers
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on bioche
Explain back: Choosing the indicator for a strong-weak titration
I have just studied choosing the indicator for a strong-weak titration in my SS3 Chemistry