How many moles of h2o can be formed when 4.5 moles of nh3 react with 3.2 moles of o2? nh3 + o2 yields no + h2o

a. 3.8 mol h2o
b. 4.8 mol h2o
c. 6.4 mol h2o
d. 6.8 mol h2o

african americans demonstrated their newly found freedom by relocating often in search of relatives whom they had been separated from during slavery. others established schools to educate freed people and they built institutions such as churches and political organizations to advocate for their rights.