Why was the (balance) reading slightly lower when the vinegar was added to the baking soda?

The atomic nucleus made up from protons (yellow) and neutrons (blue) and held together by nuclear forces. nuclear forces (also known as nuclear interactions or strong forces) are the forces that act between two or more nucleons. they bind protons and neutrons (“nucleons”) into atomic

I'm sorry but i'm only grade

The disturbance is only parallel to the motion of the wave.

Answer(2) electrons;