Complete the sentence. the atomic number of an element is found by counting the number of in an atom. a. isotopes b. electrons c. neutrons d. protons

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles