PRESENTATION OUTLINE
Begin with Pre-lab Questions 1-5
Carefully measure at meniscus
Use dropper for slight adjustments
1b Record volume of water in Data Table 1 (p35)
2b Measure mass of empty beaker
Be sure answer everything completely for full points
2b Carefully pour 30 ml water into beaker
2c Measure mass of beaker + water
2d Determine mass of water
3ab Use data table to calculate density
Part B
Density of Ten Pennies
1a Measure 30 ml water using same procedure
Add pennies carefully so glassware does not break
1c Determine displaced volume of water + pennies
1d determine volume of ten pennies. Record in Data Table 1
2a Diameter is 1.905 mm
2b Measure height of stack of pennies
2d Calculate volume of ten pennies and record in Data Table 1
2e Calculate % difference between Displacement and Calculated volumes
3 Determine mass of ten pennies (dry)
4 Calculate density of ten pennies
In your group...
Complete discussion questions 1-8
and
Evaluation of procedures and results 1-5
