RECENTLY, a new colorimetric reagent was introduced for the spectrophotometric determination of magnesium 1. This reagent (LaMotte Chemical Products Co., Chestertown, Md.), ...
Efficient process control and reliable plant operations are essential for the successful running of a petroleum refinery. One of the main causes of decreased efficiency in the refining process is ...
Each chemical reaction involves an enthalpy change that leads to a change in temperature. The amount of substance converted during the reaction determines the increase (i.e. exothermic reaction) or ...
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