Popular questions and responses by Pyrgus
  1. chemistry

    Can somebody please help me with this question? That'd be great. Thanks! Determine the amount of heat needed in the following: the number of calories to heat 25 grams of water from 22 degrees celcius to 44 degrees celcius. Q= m c deltaTemp =

    asked on October 4, 2006
  2. chem

    What is the disadvantage of the English system? Please and thank you!!! The advantage of the metric system is that units differ by a factor of 10 (or 100, or 1000, etc) so it makes it easy to convert from one unit to another simply by moving the decimal

    asked on September 27, 2006