In the neutral Al atom, what are the effective nuclear charges for a 1s electron and a valence electron, respectively? a. +12; +3
b. +10; +13
c. +12; +12
d. +13; +3
e. +3; +3

Mass of water is smething that you froma drug test or sum girl ya

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Okay well gravitational energy is matter forced by gravity making energy though the kinetic energy then the electric energy produces electricity from the kinetic energy and the kinetic energy gets its energy from the gravitational energy. was that the answer you wanted or something else?