Recent content by ARN

  1. ARN

    Why is HCl used to clean graphite rods and does it affect them?

    Homework Statement:: why HCL is always used for cleaning materials. I have cleaned graphite rod with HCl. How will it help ? How does HCL do the cleaning? Relevant Equations:: Nothing some says that it helps to remove the impurities, but how ? will it effect the graphite rod? [Moderator's...