Articles

    They Say the Water in Rio de Janeiro was Bad!

    October 2016: I just got back from the Illinois State Fair where the ACS had their tent set up. Frank Salter did many of the demonstrations at the fair and shared this one with me. Apparently back during the Vietnam Conflict, our troops did not always have access to clean, pathogen free water. To...

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    Council Report 2016 #2 National Meeting Philadelphia

    REPORT OF COUNCIL MEETING IN PHILADELPHIA by Barbara Moriarty, Councilor The 252nd National Meeting of the ACS was held in Philadelphia, PA, from August 21 – 25, 2015. The theme of this meeting was “Chemistry for the People, by the People and with the People” The Chicago Se...

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    Packing Peanuts

    September 2016: Have you noticed that packing peanuts look different? Sometimes they are different colors (but that’s just because they add some color to the material in the peanut). The ones that are really different exist because they are made out of two very different materials. The orig...

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    Hot Steel Wool - Part II

    May, 2016: Kids, back in 2010, we looked at the reaction of iron in steel wool with oxygen by combining the wool with vinegar to remove the protective coating on it and saw the temperature rise as the wool is wrapped around a thermometer - http://chicagoacs.org/articles/212. The temperature...

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    Council Report 2016 #1 National Meeting San Diego

    The 251st National Meeting of the ACS was held in San Diego, CA, from March 13 – 17, 2016. The theme of this meeting was “Computers in Chemistry.” The Chicago section was represented by Charles Cannon (Local Section Activities), Dave Crumrine (Constitution and Bylaws), Russ Johnson...

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    Underwater Volcano

    April, 2016: Kids, this is a demonstration of what occurs in the ocean and what would have occurred in the formation of some islands like Hawaii. This was inspired by the “3 Scientists Walk into a Bar” Facebook page: https://www.facebook.com/3Scientists/videos/614648762010171/ ...

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    Density of Water

    March, 2016: Kids, this is an experience that you may have noticed before, particularly if you go swimming in the summer. Fish take advantage of this principle in the winter time. Please note: All chemicals and experiments can entail an element of risk, and no experiments should be per...

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    Colorful Valentine's Flowers

    February, 2016: Kids, Valentine’s day is right around the corner and the people who sell flowers look forward to this day all year long. If you think about the colors of flowers you think of red, yellow, orange, pink, and white but other colors of the rainbow are not prevalent like green...

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    Maple Syrup Crystals

    January, 2016: Kids, making maple syrup crystals is a fun project! They are an alternate flavorful sweetener in drinks or other treats because maple syrup crystals have a more complex flavor than sugar crystals or rock candy. Here are two methods for making maple syrup crystals. Note you must use...

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    Colorful Ice Sculptures

    December, 2015: Kids, how can you trap colors inside ice? In this melting ice experiment you'll make a colorful ice sculpture while learning about freezing point depression and erosion. You can use many types of salt for this project. Table salt (sodium chloride, NaCl) is fine, as are coarse sal...

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