Popular questions and responses by Pet
  1. CHEM

    a mixture of 10cm3 of methane and 10cm3 of enthane was sparked with an excess of oxygen. after coolin to room temp, the residual gas was passed through aq KOH. what volume of gas was absorbed by the alkali ? Write the equations for CH4 + O2 and C2H6 + O2.

    asked on May 29, 2007
  2. Emission Spectrum of hydrogen ...CHEM

    Can someone please explain the emissiom spectrum of hydrogen? THose lines represent the energy released by the electron when going from one orbital (energy level) to a lower orbital. The difference of energy levels exactly corresponds to the energy in the

    asked on May 12, 2007
  3. Bio...DNA

    Can anyone explain the relationship between the structure of DNA , protein structure and phenotype of an organism? Also, what is the role of DNA in protein synthesis? I will give you a little hint. The DNA makes the RNA. The RNA makes the proteins by amino

    asked on May 20, 2007
  4. Physics

    How is it possible for a fabric (textile) to conduct the 3 modes of heat transfer (conduction, convection and radiation?) i've been searching for a possible experiment to investigate this but no luck Anything with a higher temperature than its surroundings

    asked on April 1, 2007
  1. math

    Thank you very much

    posted on February 26, 2020
  2. math

    Thank you so much

    posted on February 26, 2020
  3. Math

    lenna this is a place where people in middle school go to find answers for school and there are predators that try and find kids arund this age do the math

    posted on May 23, 2019
  4. social studies

    thank you ms sue

    posted on May 16, 2019
  5. Calc

    how many years will it take for $4,000 to reach $6,000 at a simple interest rate of 5

    posted on January 10, 2013