Which Scientist is credited for organizing electrons in energy levels, also known as the 2-D model.

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Can you receive a shock severe enough to prevent you from releasing the wire from an ordinary outlet with dry hands? a. no b. yes explain

Both speed and velocity measure how fast something is moving. however, since speed is not a it does not require a(n question 6 options: a) quantity , unit b) magnitude, unit c) scalar, direction d) vector, direction