Assignment #2 - CH 101 Fall 2007

Assignment #2 - CH 101 Fall 2007 - WebAssign.net Saturday,...

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1. --/1 points No Response | Show Details All Responses Notes WebAssign.net Saturday, October 20, 2007 04:16 PM EDT Logged in as jtchang@ncsu. Logout Home | My Assignments | Grades | Communication | Calendar Guide | Help | My Options Home > My Assignments > Assignment #2 - CH 101 Fall 2007 (Homework) CHANG JAY T CH 101, section 007, Fall 2007 Instructor: Greg Neyhart North Carolina State University About this Assignment Due: Friday, August 31, 2007 11:59 PM EDT Current Score: 15 out of 15 Question Score Submissions Made: 2 out of 3 Submission Options Description Mass/Mole/Number problems for atoms, and Coulomb's Law Instructions The questions on this assignment ask you to rank different samples in mass or number of atoms, and to perform some calculations using molar mass and Avogadro's number as conversion factors. Be sure to look for special instructions in each question on how to report your answers. Each question is worth one point. You will see more questions on stoichiometry (quantification), as the semester progresses. There are also a few questions that test your knowledge of Coulomb's Law. NOTE: After you submit, you can click on the blue "Question Score" link at the left to see your score on each question. Rank the following samples in mass from least to greatest . a) 2 x 10 23 S atoms b) 0.25 mol of Cu atoms c) 2 mol of N atoms d) 6 x 10 23 Na atoms To answer the question, place a four letter word made up of the letters a, b, c and d in the answer box. For example, if you think that sample a has the least mass,
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2. --/1 points No Response | Show Details All Responses Notes 3. --/1 points No Response | Show Details All Responses Notes
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Assignment #2 - CH 101 Fall 2007 - WebAssign.net Saturday,...

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