Enter . While GraphPad is famous for its statistical analysis and graphing capabilities, its free online suite of lab tools—specifically the molarity calculator—is a silent workhorse for bench scientists. Let’s break down why this tool is indispensable, how to use it correctly, and how to avoid common pitfalls.
If your bottle says "CuSO₄ · 5H₂O" (copper sulfate pentahydrate), the molecular weight is , not 159.61 g/mol for the anhydrous form. Enter the correct MW. The calculator doesn’t know what’s in your hand—you must check your reagent label. graphpad calculator molarity
7.305 grams.