Chemistry, 09.12.2019 23:31 Wintersavannah
If we start with 1.000 g of strontium-90, 0.805 g will remain after 9.00 yr. this means that the of strontium-90 is yr. a. 28.8b. 30.9c. 35.4d. 32.2
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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?
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If we start with 1.000 g of strontium-90, 0.805 g will remain after 9.00 yr. this means that the of...
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