Many different characteristics can be observed to describe the billions of stars in the Universe. These characteristics can be synthesized into two classifications (think about HR diagrams). They
are
A b

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.

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils

Now look at the segment of the graph between the two data points marked with black squares. describe how the boiling point and melting point plots behave between these points. be as specific as possible.