Cuantas moles de dioxido de azufre se obtienen por oxidación de 1,25 moles de sulfuro de hierro (II)? La ecuación equilibrada:
4FeS2 + 11 02 2Fe2O3 + 8SO2

Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury