Chemistry, 03.11.2020 02:30, miraclewhipppp
Match the following scientists with their correct accomplishments.
1. discovered the electron
Bohr
2. open spaces model
Thomson
3. shell model of atom
Rutherford
4. discovered the neutron
Chadwick
Answers: 2
Chemistry, 22.06.2019 00:20, TamB01
Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml
Answers: 2
Chemistry, 22.06.2019 18:00, jeepjose58
What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
Answers: 1
Chemistry, 23.06.2019 10:30, staceymrtosr
Amethod of separation that employs a system with two phases of matter, a mobile phase and a stationary phase, is called
Answers: 2
Match the following scientists with their correct accomplishments.
1. discovered the electron
History, 16.10.2020 15:01
Mathematics, 16.10.2020 15:01