ChemCollective-Virtual-Labs/C2/Overview-of-ChemCollective-VLabs/English

Visual Cue	Narration
Slide Number 1 Title Slide	Welcome to this spoken tutorial on Overview of ChemCollective Vlabs.
Slide Number 2 Learning Objectives	In this tutorial we will learn, About ChemCollective Vlabs About ChemCollective Vlabs offline interface. Benefits of ChemCollective Vlabs. Play video clippings of ChemCollective Vlabs tutorials available on our website.
Slide Number 3 System Requirement https://java.com/en/download	To record this tutorial I am using, Mac OS version 10.10.5 Chemcollective Vlabs version 2.1.0-3D Java version 1.8.0 We need Java Runtime Environment to run Vlabs offline version. To Install Java, please use the link shown.
Slide Number 4 Pre-requisites	To follow this tutorial learner should have knowledge of, high School Chemistry.
Slide Number 5 About Chemcollective Vlabs https://nsdl.oercommons.org	The ChemCollective Vlabs is a simulation of a chemistry lab. It is available in both online and offline modes. It is available free of charge to all educators and students. ChemCollective Virtual labs are a part of National Science Digital Library(NSDL)
Point to the interface.	I have opened the ChemCollective Vlabs interface.
Click and show the menus.	The interface has standard menu items like File, Edit, Tools, View and Help.
Click on Glassware drop-down >> select 250 mL Beaker.	I will click on Glassware drop-down and select 250 mL Beaker.
Right-click on 250 mL Beaker. Point to context menu. Open and show Edit menu.	Right-click on 250 mL Beaker. Its context menu opens. This menu includes Edit menu options along with other options.
Click on View menu and select Themes. Point to the themes in the submenu.	Click on View menu and select Themes. A submenu opens with the following options.
Point to Metal theme. Select Presentation theme.	By default Metal theme is selected. I will select Presentation theme.
Click on Help menu >> select Contents. Point to Table of Contents.	Click on Help menu and select Contents. Virtual Lab Help opens. It has Table of Contents'. Each heading has information about how to use Vlabs.
Slide Number 7+8+9 Benefits	Some of the benefits of Vlabs are listed here. Vlabs allow careful observation and safe measurement of parameters Useful in experiments that involve risks to the health and physical integrity of learners. Students can experiment without limitations of space or time. Vlabs are cheaper, faster, less risky and more affordable than the real process. Teachers can use Vlabs as pre-lab exercise. Vlabs will help students learn basic laboratory techniques. Vlabs can be used as in-class activities for individuals or teams.
Slide Number 10 Video Clippings	Now, we will briefly go through the individual tutorials created in this series.
Slide Number 11 Download and installation of Vlabs	The First tutorial in the series is Download and installation of Vlabs This tutorial explains, About ChemCollective website and online interface. Download and run vlabs on Windows and Mac.
Play ST	Here is the video clipping of this tutorial.
Slide Number 12 Spoken Tutorial: Preparation of Standard Solutions	The next tutorial is Preparation of Standard Solutions. This tutorial explains, how to prepare standard solution of, 1 molar sodium chloride.
Play ST	Here is the video clipping of this tutorial.
Slide Number 13 Spoken Tutorial: Dilutions and pH measurement.	The next tutorial is Dilutions and pH measurement. In this tutorial we will measure, change in pH for solutions of acids and bases on dilution.
Play ST	Here is the video clipping of this tutorial.
Slide Number 14 Spoken Tutorial: Density of Metals and Liquids	Next tutorial in the series is Density of Metals and Liquids. In this tutorial, we will determine, Densities of metals and liquids.
Play ST	Here is the video clipping of this tutorial.
Slide Number 15 Spoken Tutorial: Effect of Temperature on Solubility	Next tutorial is Effect of Temperature on Solubility This tutorial explains, Effect of temperature on solubility of salts.
Play ST	Here is the video clipping of this tutorial.
Slide Number 16 Spoken Tutorial: Acid-Base Titrations	Next tutorial in the series is Acid-Base Titrations This tutorial explains how to standardise, acid-base using titration method.
Play ST	Here is the video clipping of this tutorial.
Slide Number 17 Spoken Tutorial: Buffer Solutions	Next tutorial is Buffer Solutions. This tutorial explains how to, prepare acetate buffer and test the buffering action.
Play ST	Here is the video clipping of this tutorial.
Slide Number 18 Spoken Tutorial: Heat of Reaction	Next tutorial in the series is Heat of Reaction. This tutorial explains, how to calculate heats of reaction for neutralization reactions.
Play ST	Here is the video clipping of this tutorial.
Slide Number 19 Spoken Tutorial: Metal Displacement Reactions	Next tutorial is Metal Displacement Reactions. This tutorial explains about metal displacement reactions.
Play ST	Here is the video clipping of this tutorial.
Slide Number 20 Spoken Tutorial: Determination of Equilibrium Constant	Next tutorial is Determination of Equilibrium Constant This tutorial explains, How to calculate equilibrium constant. About effect of change in temperature and concentration on equilibrium.
Play ST	Here is the video clipping of this tutorial.
Slide Number 21 Determination of Solubility Product	Next tutorial is Determination of Solubility Product This tutorial explains how to, Determine Solubility of salts Calculate Solubility Product.
Play ST	Here is the video clipping of this tutorial.
Slide Number 22 Summary	Let us summarize, In this tutorial we have learnt,* About Chemcollective Vlabs About Chemcollective vlabs offline interface. Benefits of Chemcollective vlabs. Play video clippings of Chemcollective vlabs tutorials available on our website.
Slide Number 23 Assignment	As an assignment, Open Vlabs interface and explore. Explore table of contents in the Help menu.
Slide Number 24 About Spoken Tutorial project	The video at the following link summarises the Spoken Tutorial project. Please download and watch it.
Slide Number 25	The Spoken Tutorial Project team: conducts workshops and gives certificates For more details, please write to us.
Slide Number 26 Forum for specific questions:	Do you have questions in THIS Spoken Tutorial? Please visit this site Choose the minute and second where you have the question Explain your question briefly Someone from our team will answer them
Slide Number 27 Forum for specific questions:	The Spoken Tutorial forum is for specific questions on this tutorial Please do not post unrelated and general questions on them This will help reduce the clutter With less clutter, we can use this discussion as instructional material.
Side Number 28 Acknowledgement http://spoken-tutorial.org/NMEICT-Intro	Spoken Tutorial Project is funded by NMEICT, MHRD, Government of India. More information on this mission is available at this link.
	This is tutorial is contributed by Madhuri Ganapathi and Snehalatha Kaliappan from, IIT Bombay. Thank you for watching.

Contributors and Content Editors

Madhurig