4) Cheetahs are endangered, predatory mammals that live in sub-Saharan Africa. Which of the following statements is NOT a reason that animals become endangered?
A) too much biodiversity
B) low genetic diversity
C)loss of habitat
D) environmental changes

what is the question?

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

qualitative observation deals with data that can be observed with our senses: sight, smell, touch, taste, and hearing. they do not involve measurements or numbers. for instance, colors, shapes, and textures of objects are all qualitative observations.