Which two statements are true for both compounds and mixtures? A. Their particles all have the same chemical formula.
B. They can be separated into two or more elements.
C. Their particles are held together by chemical bonds.
D. They are made up of more than one type of atom.
SMIT

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule