Pool pH Calculator: Muriatic Acid Dose to Lower pH
There’s a certain nervousness when it comes time to check the pool water. You stick test strip in, read results, and instead of getting directions … Read More
JSCalc
Molarity to Percent Calculator (% w/v and % w/w)
Ah, yes,” you say, “the thirty-seven percent hydrochloric acid, whose label only vaguely describes how many moles of reactants is present in the bottle.” If … Read More
Molarity to Normality Calculator (N = M x n)
Suppose you’re looking at a bottle of sulfuric acid. The label indicates that it is two molar. For purposes of your titration, you want to … Read More
Moles to Molarity Calculator: Solve M, Moles, or Volume
The volumetric flask is filled with a chemical. You’ve measured out how much. You’ve filled up the flask with water so that meniscus rests on … Read More
Lottery Probability Calculator: Odds, Combinations & Bonus
Pick up a lottery ticket. You’re standing in the checkout line, and the numbers flash on the screen as if they were a promise. We … Read More
Molar Mass of a Gas Calculator (Ideal Gas Law)
Now you’ve gathered a sample of gas. You’ve collected it and measured its pressure, volume, and temperature. And using your trusty barometer, you’ve determined the … Read More
Cellulose Insulation R-Value Calculator: Depth and Bags
Attic Insulation Most of us treat attic insulation as bulk commodity; you buy some bags at the store, look up your R-value on a generic … Read More
Thin Brick Mortar Calculator: Flats, Corners, Thinset
When most folks think “brick wall,” they picture a solid heavy structure sunk deep into building’s foundation. Thin brick veneer provide the appearance of masonry … Read More
Brick Coursing Calculator: Course Chart and Gauge Rod
Remember that scene at building site when the wall appears flawless from 10 feet? But up close, its all messy joints, one brick higher then … Read More
Concrete Brick Calculator: Block Count, Weight, Mortar
The wall is clean and moddern, which most folks want. The problem is that most folks neglect the math and come away with a structural … Read More