Question List for "General, Organic, and Biological Chemistry"

Pages: 1 ... 29 30 [31] 32 33 ... 36
  Topics Views Last post
Chemistry » How many protons and electrons are there in the sulfide ion? New
Started by tfester
 60 Mar 24, 2020
Chemistry » Which of these polyatomic ions has a positive charge? New
Started by armygirl
 60 Mar 24, 2020
Chemistry » Which of the following ions does not have 18 electrons? New
Started by jhjkgdfhk
 40 Mar 24, 2020
Chemistry » Which of the following is the sulfate ion? New
Started by abern
 44 Mar 24, 2020
Chemistry » How many electrons can be contained in the first energy level? New
Started by amal
 106 Mar 24, 2020
Chemistry » An atom of phosphorous has how many valence electrons? New
Started by Evvie72
 89 Mar 24, 2020
Chemistry » Why is a radioactive nuclide which is an alpha emitter a bad choice in medical diagnostics or imaging? New
Started by Mr.Thesaxman
 47 Mar 24, 2020
Chemistry » Krypton-81m is used for lung ventilation studies. Its half-life is 13 seconds. How long does it take ... New
Started by abc
 57 Mar 24, 2020
Chemistry » Why can't we use Carbon-14 dating techniques to date the age of a dinosaur bone? New
Started by K@
 68 Mar 24, 2020
Chemistry » What is the product of positron emission from F-18? New
Started by bobbysung
 78 Mar 24, 2020
Pages: 1 ... 29 30 [31] 32 33 ... 36