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Unformatted text preview: Stephanie Mayor CH 102, section 023, Fall 2009 Instructor: Matthew Correll Lehman TA 1. 10/10 points All Submissions Notes 2. 10/10 points All Submissions Notes Web Assign CH102 In-Lab 01 Mass, Moles and Volume (In-Lab) Due: Tuesday, September 1, 2009 05:25 PM EDT About this Assignment Ask Your Teacher Extension Requests Question Points 1 2 3 4 10 10 15 15 Total 50/50 The due date for this assignment is past. Your work can be viewed below, but no changes can be made. Important! Before you view the answer key, decide whether or not you plan to request an extension. Your Instructor may not grant you an extension if you have viewed the answer key. Request Extension View Key Part A: How big is a mole? Data Table A. Popcorn kernels counted in 30 seconds Trial # 1 2 3 4 Average # of kernels counted in 30 s 31 30 31 32 31 a. What is the average rate at which you counted popcorn kernels? 1.033 kernels/second OR .968 seconds/kernel b. Using the answer above as a conversion factor, determine the time, in seconds, that it would take to count 2000 kernels.b....
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