Answer:
try youre best to succsess
The rules is that, the more reactive the substance, the harder it is to extract. The reason is mainly due to the fact that you have to find a specific solvent to react the substance only, not the others.Basing on the list of reactivity of metals as shown in the picture, Zn is more reactive than Ag. Then, that means that Ag is easier to recover.
The periodic table- find the molecular weight of water (g/mol), and divide the mass of water in g by the molecular weight to give moles of water
Answer:
it is also know as biological diversity
Explanation:
it refers to the varieties or various forms of plants and animals species