Assume that the variables x and y are directly related. If k= 8, what is the value for each of the following points? Be sure and record your data to be used in the following problem.
х у
k
16
0.5
80
00
1
80
4
00
2
2.66
3
8

Calculate the ph at the equivalence point for the titration of a solution containing 150.0 mg of ethylamine (c2h5nh2) with 0.1000 m hcl solution. the volume of the solution at the equivalence point is 250.0 ml. kb forethylamine is 4.7 × 10−4 .