Chemistry, 29.10.2020 01:30 choiboiqg5755
7. How much total time is needed for a 90.5g= 0905kg sample of Thorium to decay to 5.66g=.00566kg if the half-life is 1.4 x 10 to the 10th power years.
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Chemistry, 21.06.2019 16:30
Subduction zones occur on earth where dense oceanic crust dives under more buoyant continental crust. these boundaries are characterized by a deep ocean trench next to a high continental mountain range, large numbers of earthquakes and volcanoes. all of this is further evidence for the a) big bang theory b) origin of the species eliminate c theory of plate tectonics d theory of natural selection 4 sedimentary rocks found high in the himalayen mountain
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Chemistry, 22.06.2019 03:00
What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?
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Chemistry, 22.06.2019 14:10
13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.
Answers: 1
7. How much total time is needed for a 90.5g= 0905kg sample of Thorium to decay to 5.66g=.00566kg if...
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