Physics, 30.11.2020 20:50 datboyjulio21
the compound sodium sulfide consists of a ratio of two sodium ions (Na^+) to one sulfide ion (s^2-). Wrote a chemical formula for this compound.
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Physics, 22.06.2019 09:30
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
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Physics, 22.06.2019 14:30
Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules
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Physics, 22.06.2019 21:00
Ascientist wants to test ways to reduce pollution in lake . what is the bestway of doing this
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the compound sodium sulfide consists of a ratio of two sodium ions (Na^+) to one sulfide ion (s^2-)....
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