1. . How many moles of iron (Fe) are in one mole of the following molecule: Fe2(SO4)3?
a. 2 moles
b. 3 moles
c. 4 moles
d. 6 moles
e. 12 moles

2. . How many moles of oxygen (O) are in one mole of the following molecule: Fe2(SO4)3 ?
a. 2 moles
b. 3 moles
c. 4 moles
d. 6 moles
e. 12 moles

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest