Preparation of stock solution / Working standard Preparation / Heavy metal

Описание к видео Preparation of stock solution / Working standard Preparation / Heavy metal

#Stocksolution #knownconcentration #workingstandard #heavymetal

Note: In a stock preparation formula, divide the value by 2 if the compound having 2 elements. For Example K2Cr2O7, here the molecule having 2 chromium.

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