The Ka for acetic acid is 1.8 × 10–5. Which of the following statements best describes the pH of a 0.010 M solution of acetic acid?
The pH is greater than 7 but less than 12.
The pH is greater than 2 but less than 7.
The pH is greater than 0 but less than 2.
The pH is exactly 2.
The pH is exactly 7.

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!

How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.