There must be enough speed to overcome the activation energy in order for a reaction to occur. Question 4 options:
True
False

According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead

Summarize possible ways in which phases of matter could combine to form a solution.

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.