first-year undergraduate

JCE 94.03 March 2017 Issue Highlights

Mary Saecker | Tue, 03/14/2017 - 14:06

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The March 2017 issue of the Journal of Chemical Education is now available online to subscribers. Topics featured in this issue include: protein chemistry; making connections in in chemical education research; chemical bonding; importance of non-technical skills; courses built on reactivity; periodic table; heterocyclic compounds; teaching resources; from the archives: Using Wikipedia and Wikis to teach.

Investigations of Chemicals in Natural Food Coloring. Part 2: Berry

Tom Kuntzleman | Mon, 02/27/2017 - 13:42

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The chemistry of the Berry dye found in McCormick's Color From Nature food colors is explored. This is part two of a three-part series in which the chemistry of McCormick's Color From Nature food colors is presented.

JCE 94.02 February 2017 Issue Highlights

Mary Saecker | Tue, 02/14/2017 - 14:30

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The February 2017 online issue of the Journal of Chemical Education is now available to subscribers. Topics featured include: surface chemistry; chemical identity thinking; conceptual understanding; communicating science to the general public; activities and labs linking chemistry and art; history and chemistry; early access to research; technology as instructional support; synthesis laboratories; from the archives: bottle chemistry.

Chemical Investigations of McCormick's Color From Nature Food Colors. Part 1: Sky Blue

Tom Kuntzleman | Tue, 01/31/2017 - 09:15

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The chemistry of the Sky Blue dye found in McCormick's Color From Nature food colors is explored. This is part one of a three-part series in which the chemistry of McCormick's Color From Nature food colors is presented.

Chemical Connections to Climate Change

Tom Kuntzleman | Wed, 01/25/2017 - 11:11

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It is becoming increasingly important for citizens to understand various concepts related to climate change and global warming. This post describes several chemical concepts that are pertinent to these issues, in the hopes that teachers of science and chemistry can introduce the topic of climate change into their classrooms and everyday discussions.

Solution to Chemical Mystery #9: Liquid Nitrogen vs. Dry Ice

Tom Kuntzleman | Mon, 01/16/2017 - 09:21

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The solution to Chemical Mystery #9: Liquid Nitrogen vs. Dry Ice is presented. Why does liquid nitrogen launch the bucket so much higher than dry ice and water?

Chemical Mystery #9: Liquid Nitrogen vs. Dry Ice

Tom Kuntzleman | Thu, 01/12/2017 - 07:20

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A 2L soda pop bottle is filled about one-third full with either liquid nitrogen or solid carbon dioxide (dry ice) and water. The bottle is sealed and a plastic bucket is placed on top. Do you think the liquid nitrogen or dry ice and water will make the bucket go higher? Can you explain the results using chemistry?

JCE 94.01 January 2017 Issue Highlights

Mary Saecker | Tue, 01/10/2017 - 14:12

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The January 2017 issue of the Journal of Chemical Education is now available online to subscribers. Topics featured in this issue include: NMR spectroscopy; examining assessment; inquiry-based practices; cost-effective instrumentation; miscibility demonstrations; innovative laboratory experiments; from the archives: lightsticks.