What is the equilibrium constant for this reaction at 1000 k
The free energy of formation of NO is 78 kJ mol¯1 at the temperature of an automobile engine (1000 K). What is the equilibrium constant for this reaction at 1000 K?
(1/2) N2(g) + (1/2) O2(g) <===> NO(g)
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A proton is released from rest in a uniform field of magnitude +1.41e5 N/C. Find the speed of the proton after it has traveled 4cm and 40 cm.
If the person weigh ing 100 lb requires 2000 Calories per day, how many Calories are needed by the person weighing 150 lb?
The element Ag has two naturally occurring isotopes 109Ag and 107Ag, and its average atomic mass is 107.868 amu. The natural abundance of 107Ag is 51.87% and its atomic mass is 106.905 amu. Calculate the atomic mass of 109 Ag.
Find both the potential energy of the system when the car is at points a and b and the change in potential energy as the car moves from point a to point b , assuming y = 0 at point b.
What was the initial negative charge on one of the spheres, and what was the initial positive charge on the other?(Hint: Use charge conservation and solve for one of the initial charges. You will end up with a quadratic equation. The solutions giv
Calculate the change in the sun's entropy when this radiation was emitted from the surface of the sun at a temperature of 5500 K.
Assuming that the light has an average wavelength of 510.0 nm, calculate how many such photons are emitted per second by a 80.0-W incandescent lightbulb.
An electric field with a magnitude of 156 N/C exists at a spot that is 0.15 m away from a charge. At a place that is 0.51 m away from this charge, what is the electric field strength?
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