Chemistry, 27.08.2019 12:20 madison6592
One isotope of oxygen has 8 protons and 10 neutrons. which is the correct reference for this isotope? a. oxygen-18 b. oxygen-2 c. oxygen-8 d. oxygen-10
Answers: 2
Chemistry, 22.06.2019 12:00
What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?
Answers: 1
Chemistry, 22.06.2019 13:50
What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.
Answers: 2
Chemistry, 22.06.2019 18:30
How many moles of bromine are needed to produce 3.23 moles of potassium bromide
Answers: 1
Chemistry, 22.06.2019 19:30
Helium decays to form lithium. which equation correctly describes this decay?
Answers: 2
One isotope of oxygen has 8 protons and 10 neutrons. which is the correct reference for this isotope...
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