swa

Most popular questions and responses by swa
  1. chemistry kinetics

    The reaction SO2Cl2(g) → SO2(g) + Cl2(g) is a first order reaction carried out at constant volume at 600 K whose t1/2 is 4.1 hr. The initial pressure of SO2Cl2 is 1.25 atm. What will be the total pressure of the system after 1 hour?

    asked on May 24, 2012
  2. Physics

    A bicyclist starts from rest and accelerates at 4 m/s^2 for 3 seconds. The cyclist then travels for 20s at a constant speed. How far does the cyclist travel? I got 138 m but I'm not sure if I'm right?

    asked on January 24, 2017
  3. chemistry kinetics

    Decomposition of an organic compound A follows first order kinetics. Initial concentration of A is 2 M. If rate constant of the decomposition is 3.58 × 10^−6 min^-1 , calculate the rate after 3 hours.

    asked on May 24, 2012
  4. chemistry kinetics

    Statement-I : For an endothermic reaction, the activation energy is less than the change in enthalpy. Statement-II: Activation energy of a reaction, at a given temperature can never be greater than its change in enthalpy are these statements true? give

    asked on May 24, 2012
  5. chemistry kinetics

    1. Statement-I : Fractional order reactions are not elementary reactions. Statement-II : For an elementary reaction, order must be same as molecularity. are these statements true? give reason.

    asked on May 24, 2012
  1. Physic

    dont know

    posted on October 7, 2014
  2. statistic

    676

    posted on March 12, 2014
  3. 6th grade math

    on pens one lets new

    posted on February 6, 2012
  4. Math Riddle-Algebra With Pizzaz

    out pens one lets new

    posted on February 6, 2012