Uno de los metales que se oxida fácilmente es el hierro (Fe), se nota cuando se forma una capa (óxido) de color rojizo llamado herrumbre. Determina la cantidad de Oxido férrico que se obtiene si se oxidan 10 g de hierro. Considera que la reacción química presente es: Fe + O2 + H2O → Fe2O3 + H2O

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.

Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.