Answers by visitors named: cy

no idea, my sister needed it

R HCA + H2O = CA- + H3O+ I 12.25/144.21 0 0 C. -x. +x +x E. 0.0849-x x. x Ka= x^2/ 0.0849-x x= 10^-pH= 10^-2.98 Ka= 1.3 x 10^-5

It's A

no even close

I got a 100% on my quiz. I loved it!

it really helped "Todoroki-sama"