Answer:
3.6 gramos 
Explanation:
a 6.6 le restamos 3 que es el peso del envase para poder solo calcular el de la tierra.
6.6-3=3.6
Espero estar bien y que te haya servido en algo.
 
        
             
        
        
        
No they are two different environments with different factors
        
             
        
        
        
The answer is  Lionfish
are native to the tropical Pacific. There are no natural water routes of warm
water between the Pacific and Atlantic oceans. 
Invasive species is a species that colonizes an environment
in which it is not a native species and tends to upset the natural balance of that environment. Lionfish are naturally
found in the indo-pacific, which is their
native environment. However, their presence
in the eastern United States has have threatened
the ecosystem of the region. The fish has decimated fisheries and reef
ecosystem since they also don’t have natural predators in the region. Therefore,
their population explodes unchecked. 
 
        
             
        
        
        
Bioaccumulation is the process by which chemicals are stored in the tissues of living organisms. It is the accumulation of chemicals in the tissue of organisms through any route including, respiration, ingestion or direct contact with contaminated water, sediment and pore water in the sediment. These chemical substances include, pesticides or other chemicals.
        
                    
             
        
        
        
The ozone layer was created by a CFP and it send out dangerous ultraviolet waves