What is the chemical formula of (Sodium hydroxide ) ??​

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d

11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these