Answer in the Word document below.
Diazonium compounds are a group of organic compounds sharing a common functional group R−N₂⁺. The process of forming diazonium compounds is called diazotation and usually <span>are prepared by treatment of aromatic amines with </span>nitrous acid<span> and additional acid (hydrochloric acid).
</span>Cytosine is one of the four main bases found in DNA and RNA.
 
        
        
        
The answer is C. because it gives up two electrons.
        
                    
             
        
        
        
Answer:
13.3
Explanation:
Before opening the stopcocks you have 40psi in total. 
After that, those 40psi will be divided into 3bulbs, so 40/3=13.3psi for the system.
 
        
             
        
        
        
Mostly in my opinion I think it’s the secound one
        
             
        
        
        
Answer:
The number of moles = 0.06 moles
Explanation:
i) Formula 
 Number of moles = Mass of the sample ÷ Molar masses of the substances
ii) Number of moles = 10.0 ÷ (137)+(19×2)
 = 10.0 ÷ 175
 = 0.06 moles