Methyl Orange

Go-lab approved
Lab type: 
Remote lab
Lab owner: 
Hans van Dijk
Age range: 
14-16, 16-18
Language: 
English
Level of difficulty: 
Advanced
Level of interaction: 
Medium
Booking required: 
Yes
Lab description and primary aims of the lab: 

Methyl orange is an orange, azoic dye and is used as pH-indicator, with a transition range from 3.1 to 4.4, as well as for dyeing and printing textiles. In this remote lab students can examine the synthesis of methyl orange.
One of the aims of the project is to understand how to make fair’ and accurate measurements. In this lab experiment students have to find out how ‘fair’ and accurate their inquiry was? Do students think their inquiry results are trustworthy? Are their conclusions valid? These are questions that students will answer by critically analysing the article written by the three student researchers. Following this student are expected– in a team of two – to perform a better inquiry.

Technical requirements: 

⚠️ WARNING: This lab requires Microsoft Silverlight and Java, which means that Java needs to be installed and configured appropriately in the browser. Nowadays, the browser security restrictions are very tight to run Java applets. More information on how to configure Java in different browsers and operating systems can be found here:

 

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