Answer: Climax Commuity. 
Explanation: (hope it’s right! Good luck!)
 
        
             
        
        
        
 Answer:
The answer to your question is: KNO₃
Explanation:
                                 AgNO3  +  KCl   →   AgCl  +   −−−−
A. KNO3    this option is correct because it is a double replacement reaction then potassium must attached to NO₃.
B. KOH  this product is not possible because there is no water to form OH⁻ ions.
C. Ag2K  this product is not possible because both Ag and K are metals, then it is difficult that they attach.
D. KN2O This product is imposible to form, this option is wrong.
 
        
             
        
        
        
Answer:
iodous acid
Explanation:
iodous acid would also be known as HIO2
 
        
             
        
        
        
Answer: There would have to be three nitrogen atoms in the products. The law of conservation of matter states that the amount of substance before a reaction occurs  should be the same as the amount of substance after the reaction. 
Explanation: This is the EXACT sample answer from the test, just reword it if you want. ^