Passing is a good goal.
pH = -log H+
7.2 = -log H+
-7.2 = log H+
10^(-7.2) = H+
Answer: H+ = 10^(-7.2), third choice
 
        
             
        
        
        
The answer is B !!!!!!!!’nnnnnnsnnaamajsnkanaksnss
        
             
        
        
        
Answer:
The permiter is 22mm since its still  the same
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
She rented it for 3 hours.
8.25 times 3 plus 10.50 = 35.00
 
        
             
        
        
        
Answer:
-4.65< -4 and 2/5
Step-by-step explanation:
To solve, this we can convert the fraction -4 and 2/5 into a decimal so that the values can be more easily compared. When we do this, we get the result that -4 and 2/5 equals -4.4. Now we can clearly see which value is greater because they are written in the same form:
-4.65<-4.4
-4.65<-4 2/5