The second law of thermodynamics states that heat can only flow from a hot body to a cold body, only if there is a temperature difference, under this principle the statement has been developed. The objective of this work ...

The purpose of this work was applied Excel modeling for a chemical process, binary distillation with ethanol-water components, for the production of ethanol with a purity of 90%, and 10% bottom. A calculation base was used, ...

Artisanal dulce de leche is one of the most commercialized desserts in Ecuador, where most people use it in confectionery or for personal consumption; there are two ways to obtain it, the first is industrial and the second ...

Eating habits have changed lately today, increased consumption of beverages with high sugar content and acidic components which leads to dental erosion and caries, the objective of this study was to determine the bromatological ...

The mining activity is based on the use of metallic and non-metallic minerals present in the rocks through extraction processes in deposits adjacent to the ground surface. The exploitation of non-metallic minerals requires ...

Sugar production is one of the country's main economic activities. Some of the main Sugar Mills in the country are: La Troncal, San Carlos, Valdez, Isabel María, IANCEM and Monterrey; being the Sugar Mills of greater ...

Drying is one of the most complete operations when it comes to reducing the moisture content of a product. In addition, it is one of the last stages that occurs in the process. It is necessary to highlight that, for the ...

A tobacco company evaluated investing in a new innovation based on the relationship between price, production under current conditions, and production with innovation, which are graphed through the supply curve. This ...

In the present bibliographic investigation, the possible alternatives to the conventional processes of extraction of metallic minerals were analyzed, due to the high levels of contamination that these generate. The use of ...

In the present work, a simulation was applied for a chemical process, distillation, in which the extractive distillation technique was used for the production of dehydrated ethanol and pure water from the azeotropic mixture ...