Are you sitting in a quiet space away from distractions?
Do you have all the equipment you need?
NaCl, CaSO₄, Na₂SO₄, BaCl₂, HCl, AgNO₃, HNO₃, pipettes, test tubes, test tube racks, limewater, delivery tubes, bungs, boiling tubes
Risk assessment required - chemicals
Risk assessment required - equipment
Adult supervision required
Optional