Chemistry, 09.12.2020 20:40 sunshine52577oyeor9
Sand is made of tiny pieces of rock that have been worn down by wind and water. Explain why the formation of sand is a physical change.
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Chemistry, 22.06.2019 08:00
Will give ! what are the advantages and disadvantages of nuclear power? check all that apply. one advantage of nuclear energy is that it does not produce carbon dioxide emissions. storage of nuclear waste is a short-term problem associated with nuclear energy. the problem with uranium mining is that a large quantity of uranium must be extracted to meet energy needs because the energy release from uranium fission is so low. safe operation of a nuclear power plant can be jeopardized by a human mistake.
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Chemistry, 22.06.2019 12:10
Consider the reaction: n2(g) + o2(g) โ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?
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Chemistry, 22.06.2019 18:40
What is the binding energy of a nucleus that has a mass defect of 5.81*10-^29 kg a 5.23*10-^12 j b 3.15* 10^12 j c 1.57*10-3 j d 9.44*10^20 j
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Chemistry, 22.06.2019 22:30
Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?
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Sand is made of tiny pieces of rock that have been worn down by wind and water. Explain why the form...
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