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Rasmussen University Online Library

CHM1100C - General Chemistry

Resources to help students successfully learn, understand, and master general chemistry.

CHM1100C - General Chemistry Course Guide

Introduction and Basic Chemistry Measurements

Lab #1: Uncertainty, Measurements, and Significant Figures

Lab 01: Uncertainty, Measurements, and Significant Figures

Purpose of Experiment: To become familiar with the virtual lab software, solutions, glassware and tools available. To gain a better understanding of uncertainty, how to take measurements and how to report significant figures properly.

Deliverables:

This module has 2 parts (Total 35 points)

Part 1 (18 points) To become familiar with the virtual lab software, solutions, glassware and tools available

  • Following the 14-step process and recording all observations, calculations and 3-4 screen shots from this work in the lab

Part 2 (17points) 17 conversion problems

  • Show all math calculations and steps to each of the 17 conversions

Go to lab page: http://www.chemcollective.org/vlab

 

 

Lab #2: Metals Density Problems

Lab 02: Metals Density Problems

Purpose of Experiment: To explore how to find the density of metals by the displacement method.

Deliverables:

Total 30 Points

  • (12 points) Create a data sheet showing all the recorded volume and weights with a total of 3 sheet shots (1 for each metal from being in the lab with the vials, scales etc…)
  • (12 points) Calculations of the density of each metal.
  • (6 points) Identified the correct metals in the lab with a screen shot of the page where you have entered the 3 metals which tell you if you are correct or not.

Go to lab page: http://chemcollective.org/activities/autograded/108

Click on "Metals Density Problems" to read through additional instructions. 

Need Help?

Algebra Review Resources from the Online Library

Atoms and Molecules

Lab #1: Coffee Problem

Lab 01: Coffee Problem

Purpose of Experiment: To perform specific heat calculations and check those calculations using the virtual lab example.

Deliverables:

A screenshot of the correct answer and all calculations and explanations.

Total 25 Points

  • (7 Points) Screen shot of the page where you enter your calculated value and they say you are correct or not.
  • (10 points) Show your calculations on how you obtained the answer
  • (8 points) Explanations of actions with 3 screen shot of the work in the lab where you are measuring and weighing the coffee and milk.

Instructions:

For this lab assignment, you will need to read the instructions for the Metals Density Problem on the ChemCollective website. After you complete this reading, return to this assignment to read an example problem that will help you to complete the lab on the ChemCollective page.

Go to lab page: http://chemcollective.org/activities/autograded/115

To complete the lab, all calculations and an explanation of how you will make the coffee must be shown in the provided box below the virtual lab. Once the green check box is clicked and the lab shows you have a correct answer, take a screen shot and submit the screenshot of the lab for your grade.

 

Lab #2: PowerAde

Lab 02: Poweraid

Purpose of Experiment: To modify the concentration of liquids.

Under UNIT 1: PowerAde complete the following 3 Modules:

Module 1: Introducing PowerAde & Concentration

Module 2: Sugar in PowerAde

Module 3: A Closer Look: What else is in PowerAde?

Deliverables:

Total 30 Points

  • A total of +15 (or more) correct screenshots will be required (where you enter your answer and they tell you that you are correct).
  • Screenshots should be of the entire webpage, including your name and the page number. If a page must be captured in multiple screenshots, label the images as part 1, part 2, etc.
  1. Please go to: https://oli.cmu.edu/jcourse/webui/register/student.do 

Should you experience issues, please contact the PSC at 1-866-693-2211 and let them know you need assistance with labs in the CHM1100 course.

Lab #3: Periodic Table

Lab 03: Periodical Table

Purpose of Experiment: To use the periodic and determine the electron configuration.

Instructions: For this lab, the instructor will assign you 10 different elements. Using the periodic table, identify the group name, element name, element symbol, atomic number, atomic weight and electron configuration for each element. Organize the information gathered for all ten elements into one document for submission.

Deliverables:

Total 30 Points

  1. Chart showing the 10 elements identifying:
    1. Group name
    2. Element name
    3. Element Symbol
    4. Atomic number
    5. Atomic weight
    6. Electron configuration

  1. This week for lab 3 (Periodic Table) assignment here are the 10 elements provided by your instructor will be needed to complete the assignment.         

 

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Selections from the Online Library

Bonding, Chemical Compounds, and Their Formulas

Lab #1: Mineral Composition

Module 3 Lab 01:

Purpose of Experiment: To use and calculate empirical and molecular formulas.

Deliverables:

Total 10 points

a. 1 screen shot of the Correct Page

b. 1-2 screen shots of the Math steps used to solve the problem (showing all your math steps.)

To access your lab:

Please go to: http://chemcollective.org/chem/curriculum/stoich/empform.php

 

Lab #2: Gravimetric Analysis

Lab 02:  Gravimetric Analysis

Purpose of Experiment: To learn more about both Precipitation Reactions and Gravimetric Analysis

Under UNIT 4: Gravimetric Analysis complete the following:

Module 9: Introduction to Precipitation Reactions
Module 10: Introduction to Gravimetric Analysis
Module 11: Testing Chloride
Module 12: Testing Sulfates

Deliverables:

Total 44 points

  • A total of +22 (or more) correct screenshots will be required (where you enter your answer and they tell you that you are correct).

  • Screenshots should be of the entire webpage, including your name and the page number. If a page must be captured in multiple screenshots, label the images as part 1, part 2, etc.

To access your lab:

  1. Please go to: https://oli.cmu.edu/jcourse/webui/register/student.do 

Should you experience issues, please contact the PSC at 1-866-693-2211 and let them know you need assistance with labs in the CHM1100 course.

Need Help?

Selections from the Online Library

Matter and Gas Laws

Lab #1: Dilution

To access your lab, please follow these instructions-- *if you have already done steps 1-10, simply log in to view your course and participate in lab activities:

  1. Please go to: https://oli.cmu.edu/jcourse/webui/register/student.do 
  2. This will bring you to the “Course Key Students” page.
  3. Enter the Course Key "mangan-f20" in the box and click "register.”
  4. Create an account by filling in the information (be sure to use an account ID and password you will remember and make a note of it for future logins).
  5. Click “I’m not a robot” and “Sign Up.”
  6. Confirm your account by clicking on “confirm account.”
  7. Read the consent form, then agree by choosing “I agree” and “submit.”
  8. Click on “Register” for the Chemistry Virtual Lab Activities with Instructor Manganiello.
  9. Click on “Enter course” next to the red arrow to begin the lab.
  10. Find the lab required for the assignment and begin work.

Should you experience issues, please contact the PSC at 1-866-693-2211 and let them know you need assistance with labs in the CHM1100 course.

Purpose of Experiment: To create dilution and determine the molar mass of various compounds.

Under Unit 2: IV Solutions complete the following:

  • Module 4 Making a Dilution.
  • Module 5 Making a Saline Solution and
  • Module 6: Making a Glucose Solution

Total 28 points

  • A Total +14 (or more) Correct screenshots will be required (where you enter your answer and they tell you that you are correct).
  • Screenshots should be of the entire webpage, including your name and the page number. If a page must be captured in multiple screenshots, label as part 1, part 2, etc.

You will step through this lab completing different tasks on different pages. At the end of each task, you will see a "Correct" or "Incorrect" screen. You are able to try again if you see an "Incorrect" screen. Be sure to take a screenshot of each "Correct" screen. Submit a zip file of all screenshots for this lab activity.

For assistance taking a screenshot, refer to the following guide.

For assistance zipping files together, refer to the following guide.

Submit your completed assignment by following the directions linked below. Please check the Course Calendar for specific due dates.

The name of the file should be your first initial and last name, followed by an underscore and the name of the assignment, and an underscore and the date. An example is shown below:

Jstudent_exampleproblem_101504

Need Help? Click here for complete drop box instructions.

 

Lab #2: Bioremediation of Oil Spills

To access your lab, please follow these instructions-- *if you have already done steps 1-10, simply log in to view your course and participate in lab activities:

  1. Please go to: https://oli.cmu.edu/jcourse/webui/register/student.do 
  2. This will bring you to the “Course Key Students” page.
  3. Enter the Course Key "mangan-f20" in the box and click "register.”
  4. Create an account by filling in the information (be sure to use an account ID and password you will remember and make a note of it for future logins).
  5. Click “I’m not a robot” and “Sign Up.”
  6. Confirm your account by clicking on “confirm account.”
  7. Read the consent form, then agree by choosing “I agree” and “submit.”
  8. Click on “Register” for the Chemistry Virtual Lab Activities with Instructor Manganiello.
  9. Click on “Enter course” next to the red arrow to begin the lab.
  10. Find the lab required for the assignment and begin work.

Should you experience issues, please contact the PSC at 1-866-693-2211 and let them know you need assistance with labs in the CHM1100 course.

Purposes: To determine the relationship between various molecules and determine how to add limiting reagents based on the needed reaction.

Unit 3: Bioremediation: 

  • Module 7: Chemical Reactions and
  • Module 8 Bioremediation Accelerations

Total 30 Points

  • A Total of +15 (or more) Correct screenshots will be required (where you enter your answer and they tell you that you are correct).
  • Screenshots should be of the entire webpage, including your name and the page number. If a page must be captured in multiple screenshots, label the images as part 1, part 2, etc.

You will step through this lab completing different tasks on different pages. At the end of each task, you will see a "Correct" or "Incorrect" screen. You are able to try again if you see an "Incorrect" screen. Be sure to take a screenshot of each "Correct" screen. Submit a zip file of all screenshots for this lab activity.

For assistance taking a screenshot, refer to the following guide.

For assistance zipping files together, refer to the following guide.

Submit your completed assignment by following the directions linked below. Please check the Course Calendar for specific due dates.

The name of the file should be your first initial and last name, followed by an underscore and the name of the assignment, and an underscore and the date. An example is shown below:

Jstudent_exampleproblem_101504

Need Help? Click here for complete drop box instructions.

Module 4 Problems Video

Watch the video below for assistance solving the chemistry problems in Module 4.

Need Help?

Selections from the Online Library

Mixtures, Solutions, Molarity, and Chemical Equations

Lab #1: Solar Power

To access your lab, please follow these instructions-- *if you have already done steps 1-10, simply log in to view your course and participate in lab activities:

  1. Please go to: https://oli.cmu.edu/jcourse/webui/register/student.do 
  2. This will bring you to the “Course Key Students” page.
  3. Enter the Course Key "mangan-f20" in the box and click "register.”
  4. Create an account by filling in the information (be sure to use an account ID and password you will remember and make a note of it for future logins).
  5. Click “I’m not a robot” and “Sign Up.”
  6. Confirm your account by clicking on “confirm account.”
  7. Read the consent form, then agree by choosing “I agree” and “submit.”
  8. Click on “Register” for the Chemistry Virtual Lab Activities with Instructor Manganiello.
  9. Click on “Enter course” next to the red arrow to begin the lab.
  10. Find the lab required for the assignment and begin work.

Should you experience issues, please contact the PSC at 1-866-693-2211 and let them know you need assistance with labs in the CHM1100 course.

Purposes: To determine the best substance for storing and transferring thermal energy.

Unit 5: Solar Plant Unit 6:

  • Module 16: Storing Energy in Liquids,
  • Module 17: Heat Capacity and
  • Module 18: Selecting the Best Liquid

Total 36 Points

Answers to both the 3 lab questions and concept test.

  •  A Total of +18 (or more) Correct screen shots will be required (where you will enter your answer and they tell you that you are correct)
  • Screenshots should be of the entire webpage, including your name and the page number. If a page must be captured in multiple shots, label the images as part 1, part 2, etc. 

You will step through this lab completing different tasks on different pages. At the end of each task, you will see a "Correct" or "Incorrect" screen. You are able to try again if you see an "Incorrect" screen. Be sure to take a screenshot of each "Correct" screen. Submit a zip file of all screenshots for this lab activity.

For assistance taking a screenshot, refer to the following guide.

For assistance zipping files together, refer to the following guide.

Submit your completed assignment by following the directions linked below. Please check the Course Calendar for specific due dates.

The name of the file should be your first initial and last name, followed by an underscore and the name of the assignment, and an underscore and the date. An example is shown below:

Jstudent_exampleproblem_101504

Need Help? Click here for complete drop box instructions

 

 

Lab # 2: Strong Acid

Go to lab page: http://chemcollective.org/acid-base

Purposes:  Determine the Concentration of the Unknown Strong Acid and Concept Test

  1. Strong Acid
    1. Determine the concentration of the unknown strong acid          
    2. 3 lab questions dealing with the Acid Lab (below)
      1. Briefly describe the equivalence point in a titration. What species are present?
      2. Phenolphthalein is an indicator that will change color at pH close to 8. Why would we use phenolphthalein to determine when the equivalence point is reached?
      3. At what point do you know that you have added enough base from the buret into the acid solution? What happens to your calculations for the concentration of the acid if you accidentally add in more base than you need to?
    3. Concept test (note: you will need to record the answers separately)

Click on the words "Unknown Acid Problem" (on the right side just above Work Bench 1), which will further explain the lab problem within this assignment.

The lab will center on:

  • Determining the concentration of the acid (showing math steps and auto graded answer)
  • 3 lab questions
  • Concept test

Total 15 Points 

  •  +5 (or more) Correct screenshots (where you enter your answer and they tell you that you are correct) as well as screen shots of the work you did in the Lab
  • Answers to both the 3 lab questions and concept test.
  • Screenshots should be of the entire webpage, including your name and the page number. If a page must be captured in multiple screenshots, label images as part 1, part 2, etc.

 

For assistance taking a screenshot, refer to the following guide.

For assistance zipping files together, refer to the following guide.

Submit your completed assignment by following the directions linked below. Please check the Course Calendar for specific due dates.

The name of the file should be your first initial and last name, followed by an underscore and the name of the assignment, and an underscore and the date. An example is shown below:

Jstudent_exampleproblem_101504

Need Help? Click here for complete drop box instructions.

 

 

Lab #3: Equilibrium Simulation

Go to lab page: http://chemcollective.org/equilib

LeChatlier’s Principle, Common Ion Effect and 3 Lab Questions

Instructions for Virtual Lab: Record all observations and take screenshots of your work.

  1. LeChatiler’s Principle
    1. Chemical Equilibrium Lab and Concept Test (take screen shots of answers)
  2. Common Ion Effect
    1. Solubility and Common Ion Effect (take screen shots of answers)
  3. 3 lab questions
    1. Based on the colors of the reactants and products, which do you think is in a higher concentration in the flask of 0.1M cobalt chloride?
    2. Describe what happens when you add concentrated HCl to the flask of cobalt chloride. Did you add a product or reactant when you added the HCl?
    3. Describe what happens when you add silver nitrate to the blue cobalt chloride solution. What does adding the silver nitrate do to the reaction?

Click on the words "Cobalt Lab" (on the right side just above Workbench 1), which will further explain the lab problem within this assignment.

The lab will center on:

  • Predicting the effect of removing Chloride Ions
  • Predicting the effect of adding HCl
  • Determining if the reaction is endothermic or exothermic
  • Determining the new K value at the new temperature
  • Common Ion Effect (test does not have to be taken)
  • Answering the 3 lab questions

Submit a zip file of all screenshots and answers for this lab activity.

Total 24 Points 

  • +5 (or more) Correct screenshots (where you enter your answer and they tell you that you are correct) as well as screen shots of the work you did in the Lab
  • Answers to the 3 lab questions.
  • Screenshots should be the entire webpage, including your name and the page number. If a page must be captured in multiple screenshots, label the images as part 1, part 2, etc.

 

Submit a zip file of all screenshots for this lab activity.

For assistance taking a screenshot, refer to the following guide.

For assistance zipping files together, refer to the following guide.

Submit your completed assignment by following the directions linked below. Please check the Course Calendar for specific due dates.

The name of the file should be your first initial and last name, followed by an underscore and the name of the assignment, and an underscore and the date. An example is shown below:

Jstudent_exampleproblem_101504

Need Help? Click here for complete drop box instructions.

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Review and Final Exam

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Selections from the Online Library

Instructional Videos

View the instructional videos below to learn more about basic Chemistry concepts and theories. Scroll down to view all videos.

Equilibrium

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Oxidation States

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Calculating Heat with Phase Changes

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Polarity

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VSEPR Theory

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Empirical Formula

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Naming Covalent Compounds

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Ions and Isotopes

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Electron Configurations for d Orbitals

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Basic Electron Configuration

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Energy in Chemistry

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Naming Ionic Compounds

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Dilutions and Reactions

Reactions with Gases