(40 pts) Procedures (1 paragraph): Research and describe the hazards of the substances (e. g., hydrochloric acid, bleach, hydrogen peroxide) used and the precautions that should be followed in a formal laboratory environment.

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 .