During the lab, you measured the ph of common household items. write net brønsted equations that show the acidic or basic nature of the following substances, given the ph. for polyprotic acids, only show one proton transfer. remember that spectator ions are not included. (use the lowest possible coefficients. omit states-of-matter in your answer.)

The expression 20l+25g-10 calculates the number of dollars that the abc lawn company. how many dollars does the company make from raking 444 gardens and mowing 333 lawns

Which statement accurately explains whether a reflection over the y-axis and a 270° counterclockwise rotation would map figure acb onto itself? a coordinate plane with figure acb with point a at 1, 1, c at 3, 4 and b at 5, 1 yes, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) yes, a″c″b′ is located at a″(1, 1), c″(3, 4), and b″(5, 1) no, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) no, a″c″b″ is located at a″(1, 1), c″(3, 4), and b″(5, 1)

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.