Atoms of different elements have a different mass and volume.
why is the statement true?
atoms have unique properties that define them.
atoms have protons, neutrons, and electrons.
atoms lack the same number of electrons.
atoms of all elements have a spherical shape.

Ectocarpene is a volatile, sperm cell-attracting material released by the eggs of the seaweed ectocarpus siliculosus. its constitution is all the double bonds are cis, and the absolute configuration of the chirality center is s. draw a stereochemically accurate representation of ectocarpene.

Which of the following best describes the purpose of technology?

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?