How many protons, electrons, and neutrons are in 82 Se 34

Which statement best describes how most scientists work together?

1. What is an ecosystem! A : All the living things on Earth B:All the nonliving things on Earth C:All the plants and animals that interact with each other on Earth D:All the living and nonliving things in a place or region that interact with each

An atom has 18 protons and 8 valence electrons which statement would best identify this element

What is the basic unit of structure and function in a living thing? a - cell b - a tissue c - an organ d - an organ system

The element chlorine is found in nature as a molecule that can be represented as -

Why is galvanized steel preferred for outdoor uses?

Which of the following factors renders a species more susceptible to disease and infertility?

What kind of intermolecular forces act between a hydrogen iodide molecule and a chlorine monofluoride molecule?

Nonpolar materials have separated positive and negative areas. True False

Name the 12 elements in the periodic table