Why is there so little evidence of the period of heavy bombardment on earth?
a. earth's...
Chemistry, 06.11.2019 21:31 josephcarriveau
Why is there so little evidence of the period of heavy bombardment on earth?
a. earth's magnetic field prevented asteroids from striking earth.
b. the moon's gravity prevented asteroids from reaching earth.
c. weathering, plate movements and volcanoes destroyed many of
the craters.
d. asteroids burn up in earth's thick atmosphere.
Answers: 1
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Write a net ionic equation to show that hydrofluoric acid, behaves as an acid in water.
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Consider the reaction: n2(g) + o2(g) ? 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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The number at the end of an isotope’s name is the number.
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