Why don’t these gases tend to form chemical bonds? a. they have 8 electrons in their outer shell and don't need more to be stable. b. they don't have any electronsneed an answer. no guessing.

This drawing shows a human body system. what is the primary function of this body system?

Draw metallic bonding if two copper

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.