Three prompts in each subject are free to try. One subscription opens every subject and every prompt in senior secondary, or subscribe your whole school. Already have a code? Enter it here.
466 prompts matching "Measuring pH with paper and with a meter"
Project task: Comparing the lather from water samples in my area
Act as my SS3 Chemistry tutor. Set me a short practical or research task on comparing the
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
Practice set: The coloured ions of the transition metals
Act as my SS3 Chemistry tutor. Give me five practice questions on the coloured ions of the
Calculation practice: Working out the oxidation state in a complex ion
Act as my SS3 Chemistry tutor. Walk me through working out the oxidation state in a comple
Project task: Observing colour changes in transition metal solutions
Act as my SS3 Chemistry tutor. Set me a short practical or research task on observing colo
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