Articles

    Chasing Puddles

    November 2017: In the February 2017 edition of ChemShorts For Kids you investigated some unique properties of water like cohesion. I want to take a look at that again using a different experiment. Materials: Wax paper, Water, Food coloring, Toothpicks, Dropper, Dish soap Experiment: Have differ...

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    Council Report 2017 #2 National Meeting Washington, D.C.

    Report of ACS Council Meeting - Fall 2017; Washington, D.C. - Barbara Moriarty, Councilor The 254th National Meeting of the ACS was held in Washington DC, from August 20 – 24, 2017. The theme of this meeting was “Chemistry’s Impact on the Global Economy” The Chicago section...

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    Cloud in a Bottle

    June 2017: Have you ever laid out in the summertime looking up in the sky at the clouds and imagined what animal shape the cloud has made? What is a cloud and can I make one? Materials: 2 L empty transparent plastic bottle with a lid matches warm water Warning! When using matches make su...

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    Bath Bombs

    May 2017: What is a bath bomb and why does it fizz when it goes into water? A bath bomb is a solid, powdery substance which can take many shapes. Here is one pictured below. As it's submerged in water, it bubbles. This is the result of the release of CO2 also known as carbon dioxide. This is the...

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    Council Report 2017 #1 National Meeting San Francisco

    Report of Council Meeting held in the Spring of 2017 by BARBARA MORIARTY, Councilor The 253rd National Meeting of the ACS was held in San Francisco, CA, from April 1 – 6, 2017. The theme of this meeting was “Advanced Materials, Technologies, Systems and Processes.” The Chicago se...

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    Water, Water, Everywhere

    April 2017: Materials: Paper or Styrofoam cups Ink pen Pencil Water bottle with cap Push pin Experiment: A) Begin by pushing the pen into the cup about 1 inch from the bottom and follow with two more holes, each 1 inch above the previous one. Above the sink or a tub, plug the holes w...

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    So Much Pressure!

    March 2017: As a kid doing dishes (does anyone do those anymore?), I was always fascinated when I had a glass filled with water and if you put a small plate on top of it and tipped it over, the water would stay in the glass. Back then it never made sense to me how this happened. Materials: - Pa...

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    My Cup Overflows

    February 2016: Here’s the challenge: Fill a glass with water as full as you can without it spilling over. How many paperclips do you think you can add before the water spills over the rim of the glass? Materials: - Box of paper clips or a lot of pennies- Drinking glass- Dishwashing soap ...

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    Windows on a Soda-pop Can

    January 2017: Have you ever seen a can crushed? How about one that has been ripped apart? Crushing an aluminum can may not take that much strength but ripping one apart would be very difficult to do. That is unless you’ve had a little chemical help. Materials: Copper Sulfate (can be fou...

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    You have to try it to believe it!

    December 2016: After taking last month off of writing ChemShorts for Kids, I thought I’d add another little trick from the Illinois State Fair that Frank Salter shared with many attendees. Materials: Coke bottle (or any bottle that narrows to the top but has a pronounced neck) A pen ca...

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