Calc 1
________30 seconds________
limit x--> -3 of (x2-9)/(2x2+7x+3)_________1 minute__________
Integrate x/sqrt(1-4x2) dx______30 seconds_______
Balance the following chemical equation: C5H10N2 + O2 --> CO2 + H22O______1 minute______
Take the derivative of x(x-1)/(x+2)________30 seconds_______
A balloon has a volume of 1L at an unknown temperature. When the balloon is put into ice water at 0 oC, the volume decreases to 0.75L. What was the initial temperature?______30 seconds______
A particle of mass M initially moving to the right with speed V strikes a particle of mass 3M that was initially moving to the left with speed V/6. The objects stick and move together. What is their speed after the collision?______1 minute______
Give the area of the region bounded by the curves y=sinx y=cosx x=0 x=pi/2_______30 seconds_______
Determine the Horxn of the following thermite reaction: 2 Al(s) + Fe2O3(s) -->Al2O3 + 2 Fe(s) The standard enthalpy for Fe2O3(s) is -824.2kJ/mol and for Al2O3 is -1675.7 kJ/mol.