Experiment 1 Pre-Lab Exercise

Experiment 1 Pre-Lab Exercise - Chem 120, Autumn Quarter...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Chem 120, Autumn Quarter 2011 Page 1 of 3 Name : Quiz Section No. : EXPERIMENT 1 – DENSITY PRE-LAB EXERCISE 1. While working in your garden one day, you find an old leather pouch containing coins that are various shades of grayish/silver in color. You have a balance and a graduated cylinder, so are able to make observations about the mass and volume of each coin. What material do you suspect each coin to be? (Refer to Table 1-1 in your lab manual.) Show your calculations in the space provided below. Coin # Measured Mass (g) Measured Volume (mL) Density (g/mL) Type of Metal Coin 1 52.5 2.43 Coin 2 10.8 1.00 Coin 3 30.5 4.34 Coin 4 38.2 3.40 Make sure to report ALL numbers with correct units and the proper number of significant figures indicated.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Chem 120, Autumn Quarter 2011 Page 2 of 3 Name : Quiz Section No. : 2. You need to determine the density of an irregularly-shaped object that has a mass of 4.55 g. You carefully place the object in a graduated cylinder containing 19.4 mL of water and find that the
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/18/2012 for the course CHEM 120A taught by Professor Leahmiller during the Fall '11 term at University of Washington.

Page1 / 3

Experiment 1 Pre-Lab Exercise - Chem 120, Autumn Quarter...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online