Part B In a chemical reaction, substances react in a specific ratio. Chemical reactions are used to make many
products, including food. For a company that carries out a chemical reaction to make a product, why
would it be important to know the ratio of substances?

What type of organic molecule comprises the majority of a potato?

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.

Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.