# Category Archives: Uncategorized

## Science and math myths and facts

It’s often said that “math is the language of science”, which means that in order to do sciencey stuff, you have to know a lot of math. On this page, we’re going to figure out exactly what the relationship is … Continue reading

## Reaction quotients

If you let a chemical reaction run for long enough, it will reach equilibrium. That’s just a fact of life. Reaction + time = equilibrium. However, how can you tell if a reaction has reached equilibrium yet? The answer: Calculate … Continue reading

## What do equilibrium constants tell us?

You may be wondering why the tutorial about what equilibrium constants are good for is after the tutorial about how to calculate them. The answer for this is simple: Because if you don’t know what they are, you can’t really … Continue reading

## Equilibrium Constants

Now that you understand what equilibria are (and if you don’t, check this out), it’s time to start doing some math. For those of you who aren’t big fans of math, don’t worry – it’s not as bad as it … Continue reading

## Acids and bases

Acids and bases: pH Practice Worksheet: Test your pH and acidity knowledge. pH calculations: pH, pOH, and the autoionization of water. pH and pOH calculations: More fun with our acidic and basic friends. Finding the pH of Weak Acids: Using … Continue reading

## Colligative properties and Ksp

Colligative properties and Ksp values: Colligative properties worksheet: Melting point, boiling point, and vapor pressure, oh my! Colligative Properties Problems: More fun with colligative properties! Solutions Quiz: What will be on the quiz? Here’s your chance to find out! Solubility Product … Continue reading

## Solutions and concentration

Quick introductory worksheet for solutions: Solutions practice sheet: Suspensions, colloids, solutions. And solvents and solutes. And the magic of drinking seawater. How solutions are born – Polarity and IM forces in solutions: Like dissolves like: How polarity and solubility are … Continue reading

## Types of chemical reaction

Types of reaction: Types of Reaction Worksheet: Practice your six types of reaction. Types of Chemical Reaction II (dd-ch): More practice with figuring out the types of chemical reaction. Types of Chemical Reaction III (dd-ch): You can probably guess what … Continue reading

## Equations

Balancing equations worksheets: Balancing equations practice sheet: Let’s balance some equations! Balancing equations practice sheet #2: More balancing! Balancing Equations II (dd-ch): Practice balancing. Balancing Equations III (dd-ch): More practice balancing. Balancing Equations IV (dd-ch): Still more practice balancing. Balancing Equations … Continue reading

## Percent composition

Percent composition worksheet: How much sodium is in NaCl? Pretend you care with this exciting worksheet. Practicing Percent Composition: More percent composition fun, such as it is.