Answer the questions below (image attached)

Covalent network solids typically have melting points and boiling points. the chemical formula of a network solid indicates in the molecule.

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm

Light waves can move through , but they travel fastest when they move through a(n) .