a chemical equation is shown below. HgS+O2--> HgO+ SO2. What are the coefficients that should be added to balance this equation?

2Hgs+3o2=2Hgo+2so2

Explanation:

left hand side = 2Hg, 2s and 6o

right hand side = 2Hg, o2 +2s o4 = 2Hg, o6 and s2

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.

the population of unionid mussels in the hudson river decreased after zebra mussels were introduced. zebra mussels, a nonnative species, competed with the unionid mussels for food. the zebra mussels were able to outcompete the unionid mussels, allowing the zebra mussel population to increase dramatically over six years. the unionid mussel population decreased due to a lack of food.

hope this :