## Mixing Ideal Solutions

We’re going to look at what are the changes and some state variables, mainly enthalpy, entropy and Gibbs free energy, when we mix ideal gases, or as it turns out, liquids that form ideal solutions. So we’re going to just… Continue Reading

## How to Do Solution Stoichiometry Using Molarity as a Conversion Factor | How to Pass Chemistry

Molarity is just another word for concentration. The formula for molarity is equal to the moles of your solute, divided by the liters of your solution. Now molarity can be used as a conversion factor because it has two different… Continue Reading

## How to Make a Clean Air Enclosure (for HDD repair etc)

Normal air usually has a lot of particles floating around in it and this can sometimes pose a problem for delicate work like hard drive data recovery. As I’ve shown in previous videos, hard drives can be repaired in normal… Continue Reading

## How To FIX iPhone Speaker Problems & NO SOUND (PROVEN) (w/ subtitles)

Hey, what’s up? John Sonmez from simpleprogrammer.com. So, I thought I’d do a little bit of a different program today because, I found something pretty useful that I think might help a lot of you. And, just to have this… Continue Reading

## E-Classroom Tutorial – Troubleshooting audio

Text slide: TROUBLESHOOTING SOUND PROBLEMS If you encounter any sound problems try the following solutions. You can determine whether or not the microphones are set to mute on the Touch Panel. To this go to the Bottom of the Touch… Continue Reading

## Solution Stoichiometry tutorial: How to use Molarity + problems explained | Crash Chemistry Academy

Welcome to Solution Stoichiometry! Solution stoichiometry is concerned with reactions that are aqueous, or, in other words, reactions that take place in water. And this tutorial assumes you have an acquaintance with basic stoichiometry. If you are not acquainted with… Continue Reading

## Molarity, Solution Stoichiometry and Dilution Problem

We’re focusing on an example of solution stoichiometry. So our example states, according to the label on a bottle of concentrated hydrochloric acid, the contents are 36% HCl by mass and have a density of 1.18 grams per milliliter. We’re… Continue Reading

## How to Fix iPad Sound Problem: no sound on iPad games, iPad Apps without sound. Easy! iOS 10,9,8 & 7

You have an iPad with iOS7… …but, some apps to make any sound? Let’s fix it! First: take a look at the “side switch”… …see the red mark? The iPad is “on mute” Switch it up! Second: put the volume… Continue Reading