New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Measurements, Significant Figures, and Unit Conversion

by: Jaymi Notetaker

Measurements, Significant Figures, and Unit Conversion CHEM 111 (Section 64)

Marketplace > Ball State University > Chemistry > CHEM 111 (Section 64) > Measurements Significant Figures and Unit Conversion
Jaymi Notetaker
GPA 3.4
General Chemistry 1
Christofield, Zubkov

Almost Ready


These notes were just uploaded, and will be ready to view shortly.

Purchase these notes here, or revisit this page.

Either way, we'll remind you when they're ready :)

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

This is week 1 notes in Chemistry 111 at 9:00 on Mondays, Wednesdays, and Fridays at Ball State University. We went over Measurements in Chemistry, Significant Figures, Temperature, Unit Conversion...
General Chemistry 1
Christofield, Zubkov
Class Notes
25 ?




Popular in General Chemistry 1

Popular in Chemistry

This 4 page Class Notes was uploaded by Jaymi Notetaker on Saturday August 29, 2015. The Class Notes belongs to CHEM 111 (Section 64) at Ball State University taught by Christofield, Zubkov in Summer 2015. Since its upload, it has received 73 views. For similar materials see General Chemistry 1 in Chemistry at Ball State University.

Similar to CHEM 111 (Section 64) at BSU


Reviews for Measurements, Significant Figures, and Unit Conversion


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 08/29/15
August 24 2015 Chemistry Science that deals with the structure properties and transformation of matter Matter Anything that has volume takes up space Measurements in Chemistry Precision the closeness of the results to each other Accuracy the closeness of a single measurement to the true value EXAMPLE Poor accuracy Poor accuracy Good accuracy Good precision Poor precision Good precision August 262015 Measurements in Chemistry continued Units standard of measurements Length meter m Time second s Mass gram g Amount of substance mole mol Measurement the comparison of a unit s quantity Significant Figures Significant Figures includes all certain digits plus a final digit that has some uncertainty TWO EXAMPLES ON NEXT PAGE Oin 1in 2in 3in 4in Sin 6in Yellow Circles Certain digits 4 amp 5 Red dotted line Uncertain digit approximately 48 Why Just 53943 Why Qt 54303333333 You only need 3 5424 I numbers after the 542 5 F1nd the average of the Report as decimal for this 5442 numbers 543 problem Since 0 is the last number and it s usually not significant 1 f F 1 nterpret1ngS1gn11cant 1gures 1n Spec1a Cases SO we didn ncludeit Very Small Numbers 000000 Leading zeros are placeholders for the decimal point Not significant unless it is from a measurement Very Big Numbers 00000 Trailing zeros are usually placeholders for a decimal point Can be shown to be significant if written in scientific notation which is used to clarify Significant Numbers are highlighted In multiplication and division the smaller number determines how many significant figures left In addition and subtraction line up by decimal points and then leave off depending on the number that ends first Exact errorless number a counted or defined number Example number of students in a row Common Metric Prefixes on blue handout need to know Mass an object s quantity of matter Volume space occupied by a substance Density mass per unit volume MClSS Density volume All solids liquids and gases have a density that is a constant at a given temperature August 28 2015 Temperature The hotness or coldness of a substance K Kelvin C Celsius F Fahrenheit 37315K Bo ig point ovaater 100 C 212 F 27315 K Freezing point of water 0 C 32 F Temperature in Kelvin cannot equal 0 all motion is stopped at that point Converting Temperature 9 C to F F E gtlt C 32 5 F to C C 6 x F 32 C to K K C 27315 Kto C C K 27315 Example Convert 40 C to F note 2 significant figures 9 F C 32 5 9 F E 40 32 40 F Unit Conversion amp FactorLabel Method desired unit G1ven Un1t X de51red un1t given unit Explanation given unit cancels out leaving you with the desired unit desired unit is the conversion factor within the problem given unit Making Conversion Factors 1 km 103m or Number always goes with its unit 103m 1 km 1 km 103m so FactorLabel Method 1 Make a roadmap aka figure out where you want to go 2 Set up conversion factors 3 Check units 4 Calculate Example prefix unit to a nonprefix unit Gold Au atom has a diameter of 25 X 10 10 m Convert to nm Roadmap m to nm 1 25x 10 10 25 x 1010 m x quot1 quotm 25 x 101 025 nm 1x 10 9m 1x 10 9 note m meters cancels out and you are left with nm your desired unit Example MultiStep Conversion Grams to Tr 02 to Dollars 163 g x 311 Tag x 1276f gum 66894 dollars 669 note g grams and Tr 02 are both canceled out leaving your desired unit dollars


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Amaris Trozzo George Washington University

"I made $350 in just two days after posting my first study guide."

Jim McGreen Ohio University

"Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Parker Thompson 500 Startups

"It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.