Helpnbb me out w those 3 questions
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Answers: 2
Chemistry, 22.06.2019 03:20
What is the ima of the 1 st class lever in the graphic given? 2 3 0.5
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650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal
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Chemistry, 22.06.2019 23:30
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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Chemistry, 23.06.2019 03:30
Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8Γ10^-5
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