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Mr. Rapp's Chemistry Help Site

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 Announcements

 

  • If you need a tutor, Mr. Rapp has a list going, or you can try the IU Chemistry Student Tutor List

  • TEACHERS! The power points have been changed so the answers to the "learning check" problems are deleted. If you would like the complete set of power points to use in your class, please email me for instructions.

 Whoops !


Should we ban dihydrogen monoxide (DHMO)?  Did you know that this chemical is not listed as toxic or hazardous?  Read about the dangers of this chemical.

Oh no, here we go again! Aliso Viejo, CA almost bans DHMO! Read the story here. And now, a radio station in Florida used this as an April Fools' Joke (and could be in serious trouble!)

Elements 116 and 118 were not made after all! Click here for the article. Since then, Dubna in Russia made 116. That story is here.

Element 118 has now been made, for sure this time!

 
 

Last updated on August 5, 2021 12:37 PM