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What is the molality of a solution that has 4 mol of kci in 0.800 kg of water

Which of the following is a testable hypothesis? a. if i brush my teeth, i will get fewer cavities than if i don't brush my teeth. b. green toothpaste tastes better than blue toothpaste or red toothpaste. c. smart, careful, healthy people always brush their teeth. d. it's wrong to not brush your teeth before you have an important conversation with someone.

Temperature is _related to the average kinetic energy of a gas. inversely directly not disproportionally