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Physics, 23.06.2019 13:00
The maximum wavelength of light required to eject an electron from zinc is 270nm. calculate the threshold frequency of zinc.
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What is the purpose of the international monetary fund & the world bank? apex
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Physics, 23.06.2019 22:10
After a hurricane, many coastal plants die even when they donβt show any structural damage. this happens in areas where storm surge dumps salt water into the soil where those plants are growing. how does salt water kill a plant? base your explanation in water potentials.
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You have a acidic solution HBr with a molarity of 0.1mM. What is the pH of the solution? Assuming th...
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