Aladder is leaning against a vertical wall, and both ends of the ladder are at the point of slipping. the coefficient of friction between the ladder and the horizontal surface is =0.115μ1=0.115 and the coefficient of friction between the ladder and the wall is =0.253μ1=0.253 .
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Physics, 22.06.2019 12:30, shanicar33500
Aboy with a mass 25 kg climbs into a small tree. he sits on a branch that is 2.o m above to the ground. what is his gravitational potential energy above the ground?
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Physics, 22.06.2019 16:30, skiddymark3ox93za
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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Aladder is leaning against a vertical wall, and both ends of the ladder are at the point of slipping...
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