Click on those molecules below which have a dipole moment.

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 defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

How might this scientific phenomena be explained? a paper clip floats on water.