To what extent is there a difference between the concentration of copper in Cachaça according to the price of the product for Cachaças produced in Brazil measured by titration and by UV-Vis spectroscopy?

In this extended essay, I will answer the research question, "To what extent can Zara's success be attributed to its marketing strategies?". Founded by Amancio Ortega, one of the wealthiest men in the world1 , Zara is a successful fashion label (owned by Inditex) and a curious case study, because of its particular marketing practice

Heavy metals are dense metallic elements that can be hazardous even at low concentrations, depending on the metal.1 They are characterized by atomic densities exceeding5 g/cm3 and atomic numbers (Z) greater than 20, as copper (Z=29).

Bridgewater Associates is a premier investment firm established in 1975 by Ray Dalio who manages understanding and connection for key global investors (Forbes, 2023). The firm is considered the world's largest hedge fund in the world currently, on account of its investment strategy of transforming complex systems into simple connections of cause-effects and their unique principles (Goldstein, 2019).

For a long time people taught that computers wouldn’t be able to beat humans in complex games such as chess and Go, once to calculate all the possibilities in those games it would take a very long time, but this dogma has been broken since 1997 when a IBM computer could beat the former world chess champion Garry Kasparov1 .

Since humanity first came to understand themselves as humans, the idea of social standards - that everyone should have similar characteristics - has existed. Getting to know various individuals or groups used to be dangerous since in order to connect with the unfamiliar, it was, and still is, required to leave the comfort zone and social bubble that a human is born into.

This work aims to systematize, in an accessible and didactic way, concepts of astronomy and astrophysics, such as black holes, the fabric of space-time, and the behavior of matter within this fabric. In addition, it seeks to present some of the most widely accepted theories and models by the scientific community that attempt to explain our universe, making them more broadly accessible.

This research focuses on analyzing the history of the Higienópolis neighborhood and its culture, as well as seeking to relate these aspects to the area’s present, from changes in the architecture of its buildings and constructions to the functionality attributed to them.

This work aims to research the characteristics of PET, focusing on the creation of machinery capable of transforming polyethylene terephthalate into filaments for 3D printers, which would later be turned into kits for basic education. In this way, it makes it possible to transform plastic waste into something that can become educational material.

This research aims to analyze and understand the relationship between the phenomenon of hype, nouveau riche culture, and hedonist villainy — a concept of our own authorship — in the context of the city of São Paulo.

The phenomenon of urbanization causes significant changes to its original ecosystem, forming Urban Heat Islands (UHIs), characterized by temperature differences between rural and urban areas. The impacts of these formations have been documented in energy consumption, air quality, and human health, leading to a reduction in ecosystem services, such as changes in micro-scale climate regulation.

The aim of this research is to understand the long and debated history of the Vale do Anhangabaú, its controversial processes, and the forces at play behind this location. We seek to embark on a journey of awareness about the rich and complex urban space of one of the world’s largest metropolises, as well as to achieve an understanding of its formation and the agents involved.

This research aims to analyze the reasons behind the increasing display of the morbid in cultural products, based on a study of spectacle. The first part intends to examine the spectacularization of violence as a tool of alienation, relating it to society’s perception of death.