Answer:
3
Step-by-step explanation:
3x4 is 12 and then you subtract them from each 9ther
Answer:
the function shows growth of a factor of 2
Step-by-step explanation:
Answer:
The concentration of hydrogen ions in moles per liter (M) is 
Step-by-step explanation:
As we know
The hydrogen ion concentration of any solution at pH is given by

Substituting the given values in above equation, we get -
mol/l
The concentration of hydrogen ions in moles per liter (M) is 
Answer:
The Median is 20
Arrange the numbers in order
15 20 20 22 25
The middle number is 20