Dilution Calculator: C1V1=C2V2 Stock, Diluent & Serial
In nearly all wet labs, there’s this tension: a given amount of concentrated stock solution cost more per milliliter than gold; you don’t want to … Read More
JSCalc
Stair Stringer Calculator: Notch Layout, Length & Cuts
There you are at the base of a stairway, with your framing square in one hand and a long two-by-twelve in the other, when it … Read More
Tile Calculator: Tiles, Boxes & Grout for Any Layout
The room is bare and there’s something scary about it. That box of tile seems so small, what could go wrong? A few bad numbers … Read More
Concrete Yards Calculator: Cubic Yards by Shape
But maybe you realize you’ve made a mistake (usually on a Tuesday), and suddenly you need three hundred bags of concrete for your patio rather … Read More
Retirement Savings Calculator: Nest Egg & 4% Rule
Time matters, too, when it comes to retirement. Far more then raw cash savings. Compound interest, as we learned above, is very friendly towards patient … Read More
Scientific Notation Calculator: Convert and Compute
Sometimes you run across numbers where writing them out is awkwardly huge or tiny. How about speed of light which is approximately three hundred million … Read More
Exponent Calculator: Powers, Roots, and Laws of Exponents
Multiplication is expressed quickly through shorthand called exponents. It begins with a base number raised to some power, where the power tells you to multiply … Read More
Mixed Fraction Calculator: Add, Subtract, Multiply, Divide
At some point in your life, someone’s going to ask for one and three-quarter cups of flour, and all you’ll own are half-cup measures. It’s … Read More
Overtime Pay Calculator: Regular, OT & Double-Time
Is it worth taking off work next Monday? Do I have enough time in? It’s a good question we all ask ourselves on a Friday … Read More
Molarity Calculator: Mass, Moles, Volume & Concentration
Standing above your balance, the scoop full of powdered goodness in hand, do you wonder whether or not you’re on the right track? You aren’t … Read More