Which of the following best describes the possible impact of tobacco use on families?
a. tobacco use can lead to financial difficulties.
b. tobacco use can cause increased incidence of illness.
c. tobacco use can lead to increased family conflict.
d. all of the above

level 4 to level 2 : ))

the dissociation of nickel hydroxide is follows:

the concentration of hydroxide ion is

the equilibrium constant value of nickel hydroxide is = 6.1 * 10^-^1^6 and thus equilibrium equation can be written as:

thus, concentration of ni is 0.23 * 10^-^4 mol /l