Most popular questions and responses by Josee
  1. Physics

    A certain mass of water at the top of Niagara Falls has a temperature of +10.0 degrees Celsius. It falls a distance of 50m. Assuming that all its potential energy is converted into thermal energy, calculate the temperature of the mass of water at the

    asked on December 14, 2015
  2. Chemistry

    Please help me!! 350.0 ml of water is heated from 20.5 C to 98.2 C. What is the amount of energy required for this change?

    asked on March 6, 2014