Which of the following statements is false?
A. All solutions are mixtures
B. All solutions are homogeneous
C. All solutions contain at least two or more compounds
D. All solutions contain at least two substances

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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

How many molecules are in 6.0 moles of methane