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Inorganic Chemistry Work March 26-March 31

March 26, 2020

To finish up, and review Enthalpy (total energy of a substance), the book continues on the actual calorimetry reactions. The main goal is to find ▲H when using 1 mole of the substance.  From more simple chemical reactions to the . . . read more

Physical Science Magnetism March 29-April 1

March 26, 2020

Play the song and figure where the magnets come into the production of electricity. School house rock This is found on page 199 in your textbook on electric motors.  In your experiments in the classroom, we were . . . read more

transplant hope NOVA for Chem Comm

March 26, 2020

Here is the link to the first science video. It is dealing with medical fields and organ donations. Most of the hospitals right now are dealing with COVID-19 and surgeries are kept to a minimum. What would you think should be done . . . read more

Cross Country Calendar for Summer Training 2018

June 13, 2018

Using the link below, you can see the events for running together and how much weekly mileage we have for that training cycle. Our big training goal is to compete in the Bix 7 on July 28th. Send me an e-mail to dladehoff@gmail.com . . . read more

2018 Comet Boys Track Headed to State

May 18, 2018

The 2018 IHSA Class A Sectional at Gibson City May 17, 2018 was the site for 6 events to advance to the State Meet. Qualifiers from Central High School were Isaiah Ditta with a 10:15.45 in the 3200, and a 4:44.17 in the 1600; . . . read more

Pressure Conversion Chart for Inorganic Chemistry

April 4, 2018

This is an experiment for the conversion factors for the Chapter 12 of Inorganic Chemistry.   Below are the equations we are using for gas laws. Boyle's Law  P1V1=P2V2 . . . read more

To contact Mr. Ladehoff

by David Ladehoff

e:mail dladehoff@cusd4.org phone CHS at 815-694-2321 read more

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