Dimensional Analysis

# Dimensional Analysis - (1mi = 5280 ft 1ft = 12in 1in = 2.54...

This preview shows pages 1–2. Sign up to view the full content.

CHEM 1201 SI Worksheet Dimensional Analysis: …the best way to learn this is by examples… lots of examples… Intro Notes: 1. If 1 centimeter corresponds to 1 × 10 -2 meters, then how many meters comprise 350 centimeters? 2. How many millimeters are there in 2.21 meters? 3. The distance between two Hydrogen atoms in a particular molecule is 767 pm. What is this distance in meters? 4. Your incredibly strong SI Leader can bench-press 3370000 ounces, how many pounds can this beast lift? Note: 1oz = 0.0625 lb 5. How many nanometers are there in 4.7 kilometers? 6. 4.32 × 10 8 pm are in x kilometers?

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

View Full Document
CHEM 1201 SI Worksheet 7. Convert 9.22 km to nm. 8. Your really, really ridiculously fast SI Leader jogs 14 m/s … on a bad day. How many mi/hr is this? (1mi = 5280 ft; 1ft = 12in; 1in = 2.54 cm)
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: (1mi = 5280 ft; 1ft = 12in; 1in = 2.54 cm) 9. Jose’ Cuervo and Jack Daniels had a drinking contest at 299K. Jose’ drank 7200mL and Jack drank 9L. Who drank the most (aka who won?)? Type of drink is unknown and unrelated to this answer. Lagniappe: Precision vs. Accuracy: Example: 1. Kristen, Kerstin, Kirstin, and Patti are finishing an experiment. The measurement they are targeting to obtain is 8mL . They use three different flasks in which they obtain 5.54mL, 5.57mL and 5.55mL, respectively. Which of the following statements best describes them? a. They are accurate but not precise. b. They are precise but not accurate. c. They are precise and accurate. d. None of the above is correct. e. They should change majors....
View Full Document

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern