Questions Asked on March 19, 2012

The number of moles of hydrogen gas present in a 1500 mL container at 298 K and 2.0 atm pressure is? Asked on March 19, 2012 at 12:03 AM 2.5 X 10^(-3) = (.28)(.38) / x^2 Solve for x. 2.5 X 10^(-3) = 0.1064 / x^2 2.5 X 10... Asked on March 19, 2012 at 12:10 AM Find the cartesian coordinates If (x,y) = (-3,8) then (r,theta) = ? I already got r it is -sq... Asked on March 19, 2012 at 12:25 AM 1. Rodney can pick 2 rows of string beans in 1 hour and 24 minutes. At this rate, how long will it... Asked on March 19, 2012 at 12:29 AM I balanced Li(s) + Cl2(g)= LiCl(s) to 2Li(s) + Cl2(g)= 2LiCl(s) Now the question is, if y... Asked on March 19, 2012 at 12:38 AM combine like terms 11/14a-1/15b+1/14a-11/15b Asked on March 19, 2012 at 12:41 AM simplify using the exponent law. express your answer using positive exponents only. (x^2)^3(2x^3)^-... Asked on March 19, 2012 at 12:45 AM A 500g iron (Fe) rod was left in air for a long period of time, and got covered with rust (Fe2O3) as... Asked on March 19, 2012 at 12:47 AM Why are icebergs in shipping lanes so hazardous? Asked on March 19, 2012 at 12:49 AM At 25 degrees Celsius, the base ionization constant for NH3 is 1.8 x ^-5. Determine the percentage i... Asked on March 19, 2012 at 12:51 AM