Answer asap! where on the periodic table are transition elements located? a. in group 2a b. in different places c. in group 1a d. in the middle

Which fact represents evidence for the big bang theory?

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.

What type of matter is made of only one kind of atom