Ester molecules are named for the alcohol and acid that form them using the convention For example, methanol ethanoic acid combine to make methyl ethanoate. Name the esters formed from a. isopropanol methanoic acid b. caproic acid butanol c. salicylic acid ethanol

What is a scientific theory? a. a scientist's guess about how something works b. the results of an experiment obtained using the scientific method c. a proven fact that will never change d. an idea that is backed by data from many sources

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.