Which is an effect of the ozone depletion over Antarctica? A) loss of phytoplankton, the microscopic marine organisms that are the basis for the entire food chain B) increase in the incidence of skin cancer as a result of UVB radiation C) increase in damage to eyes leading to cataracts D) extensive DNA damage in the eggs and larvae of Antarctic fish E) all of the above
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Physics, 22.06.2019 11:20
Wave functions describe orbitals in a hydrogen atom. each function is characterized by 3 quantum numbers: n, l, and ml. if the value of n = 2: the quantum number l can have values from to . the total number of orbitals possible at the n = 2 energy level is .
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Physics, 22.06.2019 13:00
Nacidified solution was electrolyzed using copper electrodes. a constant current of 1.18 a caused the anode to lose 0.584 g after 1.52 β 103 s. given that the charge of an electron is 1.6022 β 10β19 c, calculate avogadro's number. assume that copper is oxidized to cu2+ ions.
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Physics, 22.06.2019 13:50
Observations show that interstellar clouds can have almost any shape and
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Which is an effect of the ozone depletion over Antarctica? A) loss of phytoplankton, the microscopic...
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