Answer:
7700000000
Explanation:
so 7.7 x 10 to the power of 9 is in standard form 
to put it into a number you just need to times it by 1000000000
however your answer will only have 8 zeros because of the decimal point
 
        
             
        
        
        
Its air and water. if its multiple choice
        
                    
             
        
        
        
Explanation:
When a metal replaces another metal in solution, we say such a reaction has undergone a single displacement reaction. 
In such a reaction, metal higher up in the activity series replaces another one due to their position. 
To known the metal or metals that will replace the given copper, we need to reference the activity series of metals. 
Every metal higher than copper in the series will displace copper from the solution. 
So, there metals are: potassium, sodium, lithium, barium, strontium etc. 
 
        
             
        
        
        
Answer:
Water, H2O, is a pure substance, a compound made of hydrogen and oxygen. Although water is the most abundant substance on earth, it is rarely found naturally in its pure form. Most of the time, pure water has to be created. Pure water is called distilled water or deionized water.
 
        
             
        
        
        
It would get the news out about Orbit White, and people would hear about it, and/or see the advert.  They might even want to buy it or go into the grocery store thinking about it and end up buying it. 
I hope I didn't misread the question because this looks more like an English/ Social Studies question than a chemistry question.