How is the enormous amount of energy produced in the sun? Explain with chemical equation Anyone plz answer

If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.