The 2013 North Central Student Regional Conference will feature multiple events, including the annual Regional Chem-E-Car competition.Read the rest of this entry »
This year’s Chem-E-Car competitors were challenged with a running distance of 21m and a load of 300mg. Cornell’s team and their car, Zapdos, took home the top prize in the 2012 Chem-E-Car Competition with a perfect score of 0.0 m, beating 2011 champion University of Puerto Rico. See results and placement of […]Read the rest of this entry »
How do we, as chemical engineers, order CELEBREX no prescription, CELEBREX no prescription, inspire the next generation that will follow in our footsteps. Here’s one great example.., buy generic CELEBREX. CELEBREX schedule, The University of Tulsa (TU) Chemical Engineering Department hosts two annual competitions designed to attract K-12 students to study engineering: (1) a high school version of AIChE’s popular Chem-E-Car competition and (2) a “Chemical Switch” competition intended for even younger students. Both competitions are organized by TU faculty members Dr, CELEBREX overnight. Laura Ford and Dr, CELEBREX FOR SALE. CELEBREX reviews, Christi Patton Luks.
The High School Chem-E-Car competition is held each spring on the TU campus during the “dead days” just before final exams. High school chemistry teachers use the competition as a class project or an after-school activity, kjøpe CELEBREX på nett, köpa CELEBREX online. CELEBREX mg, Prior to the actual competition, TU students and/or faculty frequently meet with these teams during the year to make presentations, CELEBREX forum, Get CELEBREX, give advice, and respond to concerns, online CELEBREX without a prescription. CELEBREX dangers, The rules for the high school student have been modified from the AIChE rules so that the high school teams only have one variable (distance) to calibrate and they are allowed to use commercial batteries and electric motors to drive the vehicle so long as a chemical reaction stops the vehicle. CELEBREX FOR SALE, As a safety precaution, teams are limited to using chemicals with NFPA ratings of 2 or less and acids must be less than 3 molar. Hoods and chemical disposal and clean up materials are provided on site, CELEBREX from mexico. Purchase CELEBREX online no prescription, [caption id="attachment_48113" align="alignright" width="284" caption="A team explains to judge Laura Ford how its apparatus works. Click to enlarge."][/caption]
After hosting the Chem-E-Car competition a few times, purchase CELEBREX online, CELEBREX description, the TU organizers found that the high school teachers were frequently uncertain about how to coach a team to develop an entire car for the event. Therefore, CELEBREX online cod, CELEBREX natural, they developed the Chemical Switch competition as an adaptation of this design goal, allowing students as young as 6th grade to participate. In the Chemical Switch event, CELEBREX price, Buy CELEBREX without a prescription, student teams are asked to use a chemical reaction to turn off a light bulb, as close as possible to a target time of 20 seconds. Complete rules for the Chemical Switch competition are posted here.
The Chemical Switch competition is held at the annual Tulsa Engineering Challenge (TECh), which is hosted by the Tulsa Engineering Foundation, an alliance of 19 engineering organizations and five colleges/universities, CELEBREX FOR SALE. TECh always attracts several hundred students from area schools to take part in 14 separate engineering competitions as well as technical displays and hands-on activities, CELEBREX over the counter. CELEBREX blogs, Dr. Christi Patton Luks says that she is always gratified when she overhears students' discussions of what they could do better next time. She says, “I know they are seeing more than just how to balance reactions and pass their science tests. These competitions get them to begin to think like engineers.”
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Sometimes, it just pays to pump iron.
Chemical engineering students from the University of Washington (UW) and the University of Idaho (UI) competed in the ChemE-car competition at the AIChE Pacific Northwest Regional Student Conference in Moscow, SEPAZON price, coupon, SEPAZON overnight, ID, on Saturday, SEPAZON price, Buy SEPAZON online cod, April 28, 2012, SEPAZON dangers. Buy SEPAZON from canada, The contest is difficult, because the rules say you have to build a car from scratch (you can use pre-fabricated individual components) and not only make it go using chemistry, purchase SEPAZON online, No prescription SEPAZON online, but also stop it within a specified distance carrying a specified load (between 0 and 500 ml of water) using chemistry, too, purchase SEPAZON. Buy cheap SEPAZON, One tricky part is that the exact load to be carried is not revealed to the contestants until 2 hours before the competition. Each team gets two attempts before the winner is declared, SEPAZON maximum dosage.
The distance specified at this competition was 52 feet and the specified load was 450 ml of water, BUY SEPAZON NO PRESCRIPTION. SEPAZON treatment, This was close to the minimum distance and maximum load in terms of the ranges allowed.
The two teams both made custom-built cars whose stopping mechanism was a clever reaction known as the “iodine clock.” The timer starts ticking down in the clock when hydrogen peroxide and sulfuric acid are mixed with a second solution containing potassium iodide, japan, craiglist, ebay, overseas, paypal, SEPAZON photos, sodium thiosulfate, and starch, SEPAZON street price. Order SEPAZON online overnight delivery no prescription, A fast and a slow reaction proceed simultaneously, ultimately culminating in the consumption of thiosulfate and a color change of the solution to dark blue as a starch-iodine complex develops, buy no prescription SEPAZON online. SEPAZON duration, A light-operated switch that is positioned to keep an eye on the reaction then shuts off the car's motor, which was powering the car, SEPAZON canada, mexico, india.
But this was where the similarities between the two teams ended. Online buying SEPAZON, The UW team – William O’Neill, Alex Stark, where to buy SEPAZON, Buy SEPAZON online no prescription, Alex Kon, Kelly Wang, buy cheap SEPAZON no rx, SEPAZON mg, and Kenneth Davidson, under the faculty sponsorship of UW chemical engineering professor Dr, SEPAZON pics. Daniel T. Schwartz – powered its car using an exothermic magnesium oxidation reaction, which made use of iron as a catalyst to produce the heat necessary to drive a set of 6 thermo-electric generators, thus providing electricity to the motor.
The UW team’s first run didn’t properly account for the cooler-than-expected outdoor temperature, so the iodine clock reaction was too slow and the car drove completely haywire and out of bounds, with its creators chasing it off the edge of its concrete slab.
The UI team – Frank Ramirez, Brennett Rodseth, Kirk Riedner, Jared Reynolds, Darby Hoss, and Conner Hill, under the faculty sponsorship of UI chemical engineering professor Dr, BUY SEPAZON NO PRESCRIPTION. David Drown – powered its car using a hydrogen fuel cell reaction, which converts hydrogen and oxygen to water and electricity. The UI team used a six-stack fuel cell design to generate more voltage than a typical single cell would.
The UI team’s car got accolades for more scientific pizazz but, unfortunately, it also had less punch. Their first run had the opposite problem of the UW’s first run – the car only meandered forward a few inches. BUY SEPAZON NO PRESCRIPTION, While it was clear how the UW team adjusted for its second run (the iodine clock was allowed to run longer before engaging the motor), it wasn’t clear what the UI team did to improve – but both teams fared dramatically better on the second try. The UW car made it to within approximately 8 feet of the track’s end before calculatedly shutting off, while the UI car scooted a few yards forward from the start line in a suspenseful go-slow-go-stop grand prix, then ultimately stalling for an honorable second place.
Fun was had by all at this event. Videos of parts of the competition are included below: start your Chemgines.
Images: Drew McUsic.
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