16. When a person looks up into the sky and sees a full moon, what fraction of the
bright surface of the moon do we see?

The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

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.