Una maleta pesa 40 N una persona la lleva desde el primer piso hasta el sexto piso de un edificio lo que corresponde a un desplazamiento de 25 m hacia arriba
a. ¿Qué trabajo hace la persona sobre la maleta?
b. Si la persona pesa 700 N calcular el trabajo total realizado

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.