How many grams O2
are needed to react completely with 2.60 mole FeS, in this
reaction?
4 FeS + 7 O2→2 FeO3 + 4 SO2
1.28 x 10 3
g
0.258 g
329 g
44.1 g
3.90 x 10 3 g
146 g
74.7 g
1.81 g
How many g of Aluminum are needed to react completely with 12.5
mole of Br2, according to the chemical equation
below?
2Al + 3Br2→Al2Br6
36.6 g
310 g
225 g
1.42 g
145...