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The Ethiopian General Secondary Education Certificate Examination (EGSECE) is a nationwide exam in Ethiopia that is given to students after final year of secondary school education. [1] Students take EGSECE usually that would eligible to continue eleventh grade or college in preparatory schools. Since 2001, the Ethiopian Secondary Education ...
In March 2022, Amhara Regional Government Education Bureau sent a team to the agency to request an explanation from the Ministry of Education about grading "errors" in the national examination. 20,000 complaints have been filed against the result of the grade 12 leaving examination, in which the government selects students to join 43 universities across the country.
English chemist John Daniell (left) and physicist Michael Faraday (right), both credited as founders of electrochemistry.. Electrochemistry is the branch of physical chemistry concerned with the relationship between electrical potential difference and identifiable chemical change.
A well-known electrosynthesis is the Kolbe electrolysis, in which two carboxylic acids decarboxylate, and the remaining structures bond together:; A variation is called the non-Kolbe reaction when a heteroatom (nitrogen or oxygen) is present at the α-position.
Potentiometry passively measures the potential of a solution between two electrodes, affecting the solution very little in the process. One electrode is called the reference electrode and has a constant potential, while the other one is an indicator electrode whose potential changes with the sample's composition.
The Buffalo Bills recorded four sacks and forced four turnovers, including a pick-six, last week. How do they stack up vs. the unbeaten Chiefs?
If you’re stuck on today’s Wordle answer, we’re here to help—but beware of spoilers for Wordle 1249 ahead. Let's start with a few hints.
The first generally accepted theory of ET was developed by Rudolph A. Marcus (Nobel Prize in Chemistry in 1992) [8] to address outer-sphere electron transfer and was based on a transition-state theory approach. The Marcus theory of electron transfer was then extended to include inner-sphere electron transfer by Noel Hush and Marcus.