Quadratic equation Definition and 252 Threads

Quadratic equation and Radical function! Please help with these two problems! 1) a) Find a radical function where f(4)=0 and f(16)=6 b) Find a radical function where f(4)=0 and f(2)=2 2) a) find a quadratic function where the vertex is (3,-1) and has a vertical intercept of (0,8)...

__________HA <------> H+ + A- initial (mol) .1 ________ 0 ___ 0 change __ -x _______ +x ___ +x final _____.1-x _______ x ___ x Ka = 10^-8 find pH of .1 mol acid since ka X 100 = 10^-6 < .1 can use initial concentration: .1-x = .1 Ka = [H+][A-]/[HA]...