una muestra de compuesto de 36 gramos contiene unas cantidades de potasio, nitrogeno y oxigeno de 17,09g , 4,99g y 13,92 g respectivamente calcular sus composiciones centesimales

The human eye contains a molecule called 11-cis-retinal that changes shape when struck with light of sufficient energy. the change in shape triggers a series of events that results in an electrical signal being sent to the brain that results in vision. the minimum energy required to change the conformation of 11-cis-retinal within the eye is about 164 kj/mol.

Which of the following words describe the reality that the universe looks the same from various perspective

8) warming your hands by a fire is an example if which heat transfer? a. conduction b. convection c. radiation d. none of these