What is the molarity of a solution of KNO3 that was 0.75M and 350 mL if it was diluted by adding 500ml of water show formula, details of calculations and units

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.

What is the mass of each element in a 324.8 sample of co2

Draw two cyclic constitutional isomers of cis-1