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Physics, 06.06.2020 21:02 hannacarroll3670
Sound with frequency 1300 Hz leaves a room through a doorway with a width of 1.03 m . At what minimum angle relative to the centerline perpendicular to the doorway will someone outside the room hear no sound
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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?
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Physics, 23.06.2019 04:00
Can anyone plz answer any of these. even if its one it will
Answers: 1
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Sound with frequency 1300 Hz leaves a room through a doorway with a width of 1.03 m . At what minimu...
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