Calculate the rate constant for a reaction that has an activation energy 82.64 kJ/mol and a frequency factor of 3.76 cross times 10 to the power of 11 s to the power of negative 1 end exponentat 73.63C presuperscript o. NOTE: Report final answer in 3 sig figs, and scientific notation

1) How is rate of reaction represented? Give some examples with representations 2) Describe what is iodine clock reaction and chemical kinetics in detail , their purposes, what are the uses and outcomes of the this reaction , why we are performing this reaction 3) practically how order of the reactions can be determined explains along with examples) 4) Why is k (constant ) important in chemical kinetics, why it is used?

The reaction aA → products gives a plot of [A] vs time (in seconds) which is astraight line with a slope of -4.50×10–3. Assuming [A]0 = 0.200 M, how manyseconds are required for the reaction to reach 60.0% completion.

A particular reaction has an activation energyof E a 189 k//mol . the rate constant for the reaction is 0.00205 457 degrees * C at what temperature (° would the rate constant be 0.200s ^ - 1

ST6D.3 - Given one billion collisions, how many collisions have sufficient energy to cause a reaction at 145.25°C if the activation energy is 50.0 kJ/mol? Type your answer...

For a chemical reaction, the rate constant at 233.9 °C is 0.00306 s^-1, and the activation energy is 24.27 kJ mol^-1. Calculate the value of the rate constant at 326.7 °C. Report answer with 5 places past the demical point.

A "mystery" radioactive isotope is used to study brain tumors. The isotope decays by a first-order process (k = 1.50 x 105 s). How many days will it take for 45 % of a sample of this isotope to decay? (1 day = 24 hr) Note: a = 1 for all nuclear processes O 17 day O 1.5 day 2.4 day 0.81 day O 0.46 day Next » « Previous Submit Q No new data to save. Last checked at 9:59pm DELL