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Using a Carbide Lantern To Illustrate General Chemistry Concepts and Introduce Students to Artisanal and Small-Scale Gold Mining

机译:使用硬质合金灯笼说明一般化学概念并将学生介绍给手工和小规模采金业

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摘要

Carbide lanterns were once the preferred lighting source for mining operations and are still utilized today in Artisanal and Small-scale Gold Mining (ASGM). These lanterns can be used to demonstrate a wide variety of chemical principles. To this end, an activity was developed to highlight the chemistry of a traditional carbide lamp used by miners. After a brief introduction to the lantern, students were challenged to complete problems that integrate multiple concepts such as balancing equations, unit conversions, limiting reactants, and thermochemistry. Although the activity as written serves as a review of General Chemistry I, the use of these lanterns in ASGM provides an additional opportunity to introduce students to a topic that encourages global engagement and cultural consideration. To make the activity accessible to a wide variety of audiences, a video is provided demonstrating the operation of a carbide lantern and a brief introduction to ASGM.
机译:硬质合金灯曾经是采矿作业的首选光源,如今仍在手工和小型金矿开采(ASGM)中使用。这些灯笼可用于展示各种化学原理。为此,开展了一项活动来突出矿工使用的传统硬质合金灯的化学性质。在简要介绍完灯笼后,学生们面临的挑战是完成将多个概念整合在一起的问题,例如平衡方程,单位换算,限制反应物和热化学。尽管书面活动是对通用化学I的回顾,但在ASGM中使用这些灯笼提供了额外的机会,向学生介绍一个鼓励全球参与和文化考虑的话题。为了使该活动对许多观众都可用,提供了一个视频,演示了硬质合金灯笼的操作以及ASGM的简要介绍。

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