# Laboratory Techniques and Measurements - Form

## Laboratory Techniques and Measurements - Form

• Submitted By: toyree
• Date Submitted: 09/25/2011 2:04 PM
• Category: Science
• Words: 454
• Page: 2
• Views: 1

Name: Toyree Nickerson
Date:
Exp 2: Laboratory Techniques & Measurements Lab Section:

Data Tables:

Step 1: Length and Measurements

Object Measured Length in cm Length in mm

Step 2: Warm Temperature Measurements

Hot tap water temperature __41__˚C
Boiling water temperature __100__˚C

Step 3: Cold Temperature Measurements

Cold tap water temperature __22__˚C
Ice water temperature __7__˚C

Step 4: Volume Measurements

Volume of half filled graduated cylinder _50___mL
Volume of completely filled small test tube __16__mL
Number of drops in 1 mL ___20_drops
Volume of the micro pipet ____ drops ____mL

Step 6: Density Measurements
Part A
Mass of empty graduated cylinder ___54.7_g
Mass of graduated cylinder and water __104.7__g
Net mass of the water _50___g
Density of the water ___2.1_ g/mL

Part B
Mass of graduated cylinder and alcohol _100.8___g
Net mass of the alcohol ___g
Density of the alcohol _.789___ g/mL

Part C
Mass of graduated cylinder and salt solution ____g
Net mass of the salt solution ____g
Density of the salt solution ____ g/mL

Part D
Volume of half filled graduated cylinder ____mL
Volume of half filled graduated cylinder and metal bolt ____mL
Volume of the metal bolt ____mL
Mass of the metal bolt ____g
Density of the metal bolt ____g/mL

Part E
Mass of half filled beaker ____g
Mass of water displaced by metal bolt ____g
Volume of the metal bolt ____cc
Density of the metal bolt ____g/cc

Mass of half filled beaker ____g
Mass of water displaced by magnet ____g
Volume of the magnet ____cc
Mass when dropping the magnet in the beaker ____g
Density of the magnet ____g/cc

Calculated volume of the magnet using dimensions
of length x width x height ____cc
Density of magnet using the calculated volume ____g/cc

Conclusion:

Questions and...