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

Pages: 1 ... 31 32 [33] 34 35 36
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Chemistry » The neutral atom contains equal numbers of protons and electrons. New
Started by tingc95
 19 Mar 24, 2020
Chemistry » Different elements can contain the same atoms. New
Started by cool
 24 Mar 24, 2020
Chemistry » The half life of a specific Tc-99m is 6 hours. How much of an 192 mg sample will have decayed after 30 hours? New
Started by naturalchemist
 134 Mar 24, 2020
Chemistry » In order to have 1/16 of a radioactive sample left how many half lives must the sample go through to ... New
Started by JGIBBSON
 64 Mar 24, 2020
Chemistry » The correct symbol for the positron is: New
Started by saraeharris
 24 Mar 24, 2020
Chemistry » What protective shielding is sufficient for gamma rays? New
Started by ahriuashd
 49 Mar 24, 2020
Chemistry » The form of radioactivity that penetrates matter the least is: New
Started by segrsyd
 20 Mar 24, 2020
Chemistry » Made up of helium nuclei traveling at 5-7% speed of light: New
Started by stevenposner
 52 Mar 24, 2020
Chemistry » A hypothetical element contains three isotopes of mass 16.0 amu, 17.0 amu, and 18.0 amu with ... New
Started by craiczarry
 25 Mar 24, 2020
Chemistry » Adding one proton to the nucleus of an atom: New
Started by abern
 39 Mar 24, 2020
Pages: 1 ... 31 32 [33] 34 35 36