If a weak acid has a Ka 0f 1.6 x 10-5 , and it is added to water to a concentration of 0.5 M, What is the pH?

i believe you are right for all except the 3rd ( look at sqdancefan his answer is much better)

cytokinesis is the splitting of a cell membrane to form 2 identical daughter cells. it's similar to mitosis as both cells have identical copies of dna and cytokinesis is a step in the mitotic cycle.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;