¿Qué [] molar tendrán 7 It. De solución de FeSO4 en la cual se disolvieron 93 g. del compuesto?

Identify the electromagnets with poles that are reversed from the electromagnet shown above

According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?

Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa