Classify each of the following as a pure substance or a mixture. a) baking soda
b) ice
c)blueberry muffin
d) zink

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

Displacement is the slope of a velocity vs. time graph a. true b. false

How many absorptions would you expect to observe in the 13c nmr spectra of the following molecules? a) 3-chloropentane b) cis-4-methyl-2-pentene