Chemistry, 08.10.2020 08:01 snowprincess99447
3. What is the atomic mass of phosphorous if phosphorous-29 has a percent abundance of 35.5%, phosphorous-30 has a percent abundance of 42.6%, and phosphorous-31 has a percent abundance of 21.9%?
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What type of reaction is illustrated? 2c12o5 = 2cl2 + 502
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Jewelweed, a flowering plant, has seed pods that burst open when touched and forcefully eject their seeds. these structures are favorable because they a. can cause genetic changes to occur. b. prevent germination within the seed pod. c. aid in the dispersal of the species. d. attract insects that aid in pollination.
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If the element whose electric configuration ends in the d sublevel, the element is calssified as? a.inner transition b.noble gases c.representative d. transition
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In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust
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3. What is the atomic mass of phosphorous if phosphorous-29 has a percent abundance of 35.5%, phosph...
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