Questions Asked on April 20, 2008

Calculate the sound level in decibels of a sound wave that has an intensity of 2.25 µW/m2. F Asked on April 20, 2008 at 12:12 AM Calculate the sound level in decibels of a sound wave that has an intensity of 2.25 µW/m2 For th... Asked on April 20, 2008 at 12:14 AM how could an element emit alpha and beta particles and result in the same element? Asked on April 20, 2008 at 12:20 AM lim x-> -infinity 1/(sqaure root of 4/x^2 plus one) i don't understan why the answer is 1. Asked on April 20, 2008 at 12:57 AM what's the area behind your knees called Asked on April 20, 2008 at 1:18 AM A bullet of mass 50 grams is fired horizontally into a wooden block of mass 0.2kg. The wodden block... Asked on April 20, 2008 at 1:22 AM Calculate the value of the equilibrium constant (Kc) for the reaction shown, if SbCl5 was found to b... Asked on April 20, 2008 at 1:56 AM Good Afternoon, Could you please see if i have translated this english to french correctly? Most... Asked on April 20, 2008 at 1:56 AM Find the temperature at which the reaction below is spontaneous given this data: Hf^o of NH3(g) =... Asked on April 20, 2008 at 2:05 AM 24 mL of 0.39 mol/L acetic acid is titrated with a standardized 0.33 mol/L KOH solution. Calculate t... Asked on April 20, 2008 at 2:09 AM