logging in or signing up Determining Formula Mass mreisley Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 48 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: January 03, 2012 This Presentation is Public Favorites: 0 Presentation Description Overview of how to calculate formula mass Comments Posting comment... Premium member Presentation Transcript Molecular vs. Formula Mass: Molecular vs. Formula Mass Formula Mass - the sum of the atomic masses of all atoms in a compound If the compound is a molecule , then the formula mass is called “molecular mass” As a general rule…use 3 significant figures when calculating with molecular & formula masses.Example: Example Find the formula mass of calcium nitrate, Ca(NO 3 ) 2 1 Ca atom 2 N atoms 6 O atoms 1 x 40.1 = 40.1 u 2 x 14.0 = 28.0 u 6 x 16.0 = 96.0 u + 164.1 u You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.