Most popular questions and responses by gmp
  1. Chemistry

    77.0 mL of a 1.20 M solution is diluted to a total volume of 288 mL. A 144-mL portion of that solution is diluted by adding 155 mL of water. What is the final concentration? Assume the volumes are additive.

    asked on May 10, 2013
  2. pre-calculus

    find the derivative of y=(3x+1)^2 y= square root 13x^2-5x+8

    asked on May 30, 2011