Chemistry, 27.11.2020 22:40 cearacrank
8. Consider the element Scandium, atomic # 21.
(a) If the electronic configuration of the element were constructed "from scratch", into which
orbital (and into which shell) would the final electron be placed? (1)
(b) When scandium forms an ion with a charge of +1, from which orbital (and from which
shell) would the electron be removed? (1)
Answers: 2
Chemistry, 21.06.2019 20:30
Pbco3 –> pbo+ co2. how many liters of carbon dioxide gas is produced from the decomposition of 32 grams of lead (ll) carbonate?
Answers: 1
Chemistry, 21.06.2019 21:10
When the volume and number of particles of a gas are constant which of the following is also constant
Answers: 3
Chemistry, 22.06.2019 10:50
8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
Answers: 1
Chemistry, 22.06.2019 11:00
As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter
Answers: 3
8. Consider the element Scandium, atomic # 21.
(a) If the electronic configuration of the element w...
Mathematics, 14.08.2020 14:01
Chemistry, 14.08.2020 14:01
Mathematics, 14.08.2020 14:01
Mathematics, 14.08.2020 14:01
Mathematics, 14.08.2020 14:01
Law, 14.08.2020 14:01
Mathematics, 14.08.2020 14:01
Social Studies, 14.08.2020 14:01
Biology, 14.08.2020 14:01
Health, 14.08.2020 14:01
Chemistry, 14.08.2020 14:01
Mathematics, 14.08.2020 14:01