Questions Asked on March 7, 2007

The activation energy for the isomerization of methyl isonitrile is 160 kJ/mol. Calculate the fracti... Asked on March 7, 2007 at 12:13 AM A spherical snowball is melting in such a way that its diameter is decreasing at rate of 0.2 cm/min.... Asked on March 7, 2007 at 2:54 AM Problem #3 Science and medicine. Adriana took 2 h longer to drive 360 mi on the first day of a tri... Asked on March 7, 2007 at 5:50 AM A sound wave travels in air at a frequency of 500 Hz. If part of the wave travels from air into wate... Asked on March 7, 2007 at 9:34 AM If the radius of a circle is x/6, what's the diameter and circumference? Diameter = 2*r Circumfer... Asked on March 7, 2007 at 2:00 PM An agency charges $15 per person for a trip for groups of no less than 30 people. But for each perso... Asked on March 7, 2007 at 4:25 PM Hi All AoA I need help on Derivation of equation of ellips and hyperbola. Any article, site... Asked on March 7, 2007 at 5:05 PM why is there zero current when a light bulb burns out? With the filamnt burned out there is no c... Asked on March 7, 2007 at 9:21 PM I was just wondering if anybody could explain to me the steps in 'solving systems in substitution' a... Asked on March 7, 2007 at 10:38 PM Hi, I am a senior in High School having a really difficult time with two problems. I have to prove u... Asked on March 7, 2007 at 11:33 PM