Chem Lab on Volume and Density

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Stella Lee
Density
February 29, 2013
Block: 4

Purpose:
Practice techniques and calculations for determining volume and density.

Safety:
Wear goggles and a lab apron or coat.

Equipment & Materials:
* Block
* Graduated Cylinder
* Water
* Solution A
* Pennies
* Dropper Pipette
* Film Canister
* Metal Shot
* Calculator
* Weighing Boat
* Beaker

Observations & Data:

Observations: Part F
Description of Ice in WaterThe ice is floating under the water line.| Description of Cork in WaterThe cork also floats, half of the cork is below the water line and half is above.| Description of Ice in AlcoholThe ice did not float; it sunk and went all the way to the bottom.| Description of Cork in AlcoholThe cork floats, more than half is below the water line and a little above.|

Data: Part A
Item| Value|
Length of Object| 8.5 cm|
Width of Object| 5.5 cm|
Height of Object| 1.5 cm|
Mass of object| 61.29 g|

Data: Part B
Item| Value|
Mass of Object| 29.25 g|
Volume of Water in Graduated Cylinder before Object Immersed| 60 mL| Volume of Water in Graduated Cylinder after Object Immersed| 60 mL|

Data: Part C
Item| Value|
Mass of Empty Graduated Cylinder| 44.96 g|
Mass of Graduated Cylinder and Solution A| 79.29 g|
Volume of Solution A in Graduated Cylinder| 30 mL|

Data: Part D
Item| Value|
Number of Pennies| 30|
Mass of Pennies| 80.95 g|
Volume of Water in Graduated Cylinder before Pennies Immersed| 50 mL| Volume of Water in Graduated Cylinder after Pennies Immersed| 62 mL|

Data: Part E
Item| Value|
Mass of Empty Film Canister| 6.18 g|
Mass of Film Canister and Shot 15 g – 20 g | 20.13 g|
Mass of Film Canister and Shot: 30 g – 40 g| 35.9 g|
Mass of Film Canister and Shot: >45 g| 50.2 g|

Class Data: Part D
Group| Penny Volume| Penny Mass|
1| 6 mL| 40.5 g|
2| 7.4 mL| 59.8 g|
3|...
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