answer the following in a complete sentence or two (1)how do you know if an acid…

answer the following in a complete sentence or two (1)how do you
know if an acid is strong or weak 2))how do youcalculate pH of a
strng acid (3))how do youcalculate the pH of a weak acid solution
(4) if you know Ka of an acid how do you determine the kb of its
conjugate base 5)if you know[OH-]for solution ,how do you determine
[h3o+].
Answer with proper explanation