Calculate acceleration if net force acting on an object is 140N and mass
is 15 kg

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.

option number c is the right answer.

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