At what distance above the surface of the earth is the acceleration due to the earth's gravity 0.785 m/s2 if the acceleration due to gravity at the surface has magnitude 9.80m/s2?

an ion is a charged atom or molecule. it is charged because the number of electrons do not equal the number of protons in the atom or molecule. an atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or less then the number of protons in the atom.

answer; (d) spontaneous processes are characterized by the overall conversion of order to disorder;