Where does the majority of an atom's mass exist?

question 4 options:

in the electron cloud

in the space between the nucleus and the electron cloud

in neutrons

in the nucleus

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36