Physics, 17.12.2020 21:10 hbbarr2702
A pumpkin is tossed horizontally off a balcony at 2.5 m/s. If the balcony is 5.0 m high, how far from the base of the balcony will the pumpkin land?
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Gunpowder residue is most likely to show up where on a shooters hands
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Photoelectrons with a maximum speed of 6.50 x 107 m/s are ejected from a surface in the presence of light with a frequency of 6.75 x 1014hz. if the mass of an electron is 9.10 x 10-31 kg, calculate in joules the maximum kinetic energy of a single electron. 3.84 x 10-15 j 1.92 x 10-15 j 5.92 x 10-23 j 3.07 x 10-16 j
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Physics, 22.06.2019 16:30
Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?
Answers: 2
A pumpkin is tossed horizontally off a balcony at 2.5 m/s. If the balcony is 5.0 m high, how far fro...
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