Which of the following solids has the highest electrical conductivity

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space

The image shows the process of which is used in nuclear power plants. photo attached