You just have to isolate x, so just divide by WQ on both sides to get:
In the reactants Sb has oxidatin number 0 (because it is in its elemental form)
In the products Sb has oxidaton number +3.
Then Sb lost electrons which means it oxidized.
Boil the water to get remove the salt and then use filter paper to remove the microorganisms
Answer:
A niche is the role a species plays in the ecosystem. In other words, a niche is how an organism “makes a living.” A niche will include the organism's role in the flow of energy through the ecosystem.
Explanation:
It’s C because is covalent