Do we start from scratch or do we have KNO3 to begin with?
To start from scratch, take 25 mL 1M HNO3 and add to 25 mL 1M KOH. Evaporate to near dryness, place in a drying oven and leave until dry. Pure dry KNO3 is the result.
My lab had done protein crystallography with lysozyme. Two solutions were used to prepare the crystallization: lysosome solution and the precipitate solution. 1) There was a distinct amount of starting material in a well. what would …
A student was asked to prepare a sample of copper(ii)sulphate crystals(CUSO4.5H2O) given 5g of of copper (ii)oxide (CUO) as the starting material.if 10g of dry crystals of CUSO4.5H2O were obtained,calculate the percentage yield?