Hess' Law:Work to be done:Find enthalpy change by measuring temperature change of a reaction. Chemicals and apparatus: Thermometer Scale Isolator NaOH, solid NaOH, 0.50M solution Acetic acid, 0.50M and 0.25M Lab: Reaction 1) The temperature of 200ml water that I poured into...

Objective: To detect lead in samples that are at least 1% lead. Materials and Methods/Procedures: 0.5 ml of 6M nitric acid was placed in a test tube, 1.0 g of sample paint chips were added, and the test tube was placed in a beaker of boiling water for 15-20 minutes to dissolve the lead. 10-2...