Drag the tiles to the correct locations on the equation. Not all tiles will be used. Two atoms interact with each other as shown by the equation. Complete the equation by filling in the missing parts.

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.

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)