If you squeeze a sealed bottle in the middle, what force is applied at the top of the bottle? A) less force
B) more force
C) the same force
D) cannot be predicted​

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 avogadro’s number, and why is it useful

What overall charge must all compounds have