Chemistry, 01.12.2019 23:31 ddmoorehouseov75lc
Arock formed with 1,000 atoms of a radioactive parent element, but only contains 12.5% of its original radioactive parent atoms today. if the half-life is 1,000,000 years, how old is the rock? (ess 4.6)
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Joan writes four numbers on the board in standard form, and then she writes their scientific notation
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Determine the empirical formula for succinic acid that is composed of 40.60% carbon, 5.18% hydrogen, and 54.22% oxygen.
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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?
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Chemistry, 22.06.2019 14:20
You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring
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Arock formed with 1,000 atoms of a radioactive parent element, but only contains 12.5% of its origin...
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