What can you infer about scanning probe microscopes? A: They were among the first microscopes to be invented.
B: They are commonly found in junior high school biology labs.
C: They are a relatively recent invention.
D: They use extremely powerful light sources.

i'm wiling to try and you : )

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