Melatonin Half-Life Calculator: Clearance & Timing
Half life. Most people overlook this. They don’t realize that the pill’s effectiveness doesn’t depend as much on willpower; rather, it depends on the time … Read More
JSCalc
Cocaethylene Half-Life Calculator: Clearance & Decay
When you mix alcohol with cocaine, chemistry changes, creating a new compound that standard drug tests often fail to capture. Your body also produce a … Read More
Empirical Rule Calculator: 68-95-99.7 Normal Ranges
Allow yourself to collect enough data, and you’ll find that it tends to follow what is called the normal distribution, which is the pattern you … Read More
Chemistry Percent Yield Calculator With Limiting Reagent
Percent yield tells you how far off you are from where you should be. And we all know how it feels when that final weight … Read More
pH Calculator of Two Solutions: Mix Acids and Bases
In the end, mixing acids and bases isn’t so much a matter of chemistry equations as it is keeping track of your inventory. Counting particles … Read More
pH Slope Calculator: Electrode mV/pH and Efficiency %
When you test water with your pH meter and reading isn’t matching what you see (the sample appears normal but reads too alkaline or too … Read More
Water pH Adjustment Calculator: Acid or Base Dose
You pour water into your hydroponic reservoir and watch the pH meter flicker. It’s reading seven point eight. You’re trying for six point five. What … Read More
Raise pH in Pool Calculator: Soda Ash Dose by Gallons
High acidity (pH) is corrosive to both your pool equipment and swimmers. After a few hours in the sun you’ll feel like you’re itching all … Read More
RNA Molarity Calculator: ng/uL to nM, pmol, Copies
You want to order some siRNA and you sit down to do it and realize that twenty nanograms per microliter isn’t the same thing as … Read More
Molarity to mg/mL Calculator – Convert M to Mass Conc
You’ve got a protocol that requires 10 millimolar Tris buffer. You’re standing in a lab with a bottle of powder and a protocol that requires … Read More