Answer:
The process of elemental stratification relies on the diffusion velocity, which causes the migration of the different chemical elements within stars.
Explanation:
Molar mass Ra(OH)2 = 260 g/mol
<span>Moles = 987 g / 260 = 3.80 moles</span>
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Answer:principle quantum number
Angular quantum number
Magnetic quantum number
Spin quantum number
Explanation: