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- In the PhET Reactions under Options. (a) Leave the Initial Temperature at the default setting. Observe the reaction. Is the rate of reaction fast or slow? (b) Click Pause" and then Reset All, and then enter 15 molecules of A and 10 molecules of BC once again. Select Show Bonds" under Options. This time, increase the initial temperature until, on the graph, the total average energy line is completely above the potential energy curve. Describe what happens to the reaction.Go to the PhET Reactions and change to Angled shot to see the difference. (a) What happens when the angle of the collision is changed? (b) Explain how this is relevant to rate of reaction.Experimental data are listed for the hypothetical reaction A+BZ (a) Plot these data as in Figure 11.3. (b) Draw a tangent to the curve to find the instantaneous rate at 40 s. (c) Find the average rate over the 10 to 50 s interval. (d) Compare the instantaneous rate at 40 s with the average rate over the 40-s interval.
- In the PhET Reactions tab to observe how multiple atoms and molecules interact under varying conditions. Select a molecule to pump into the chamber. Set the initial temperature and select the current amounts of each reactant. Select Show bonds under Options. How is the rate of the reaction affected by concentration and temperature?PRACTICE ANOTHER Identify the reaction intermediate or intermediates in the following multi-step mechanism. (Separate substances in a list with a comma.) Overall: 4 NO + 3 O2 + 2 H2O → 4 HNO3Step 1: 2 NO + O2 → 2 NO2Step 2: 4 NO2 + O2 + 2 H2O → 4 HNO3 ??????State whether the followingis true or false. If true , explain your reason. if false, explain your reason and provide a correct statement. a) The rate of consumption of reactants and the rate of formation of products is always equal to the rate of reaction (True or false) b) In a reaction A + B ---> P, if the reaction is present in a much higher concentration than reactant A, you can determine the order of reaction with respect to B (True or false) c) In any chemicalreaction A + B ---> C, the concentration of A and B affect the rate of formation of C (True or false)
- 5 It is an equation that describe how the rate constant for a chemical reaction varies with respect temperature and with energy of activation is known as? Select one: a. Bronsted Equation b. Classius Clapeyron c. Lewis Equation d. Arrhenius EquationA student plots their concentration and time data from a lab they performed to determine the order of a reaction. When they first plotted concentration vs time, the best fit line was not linear. However, when they plotted ln [A] vs time, a linear line was created. What is the order of the reaction? First Zero Second Not enough information to determine the orderHow did the rate change when the reaction was performed at a higher temperature? why? expalin at the molecular practice level.
- Hello im a student, plz answer this question and make it brief like a max of 3-4 sentences but keep it simple so i can really understand. Dont add anything that is excess info: A term that is often used by kineticists is the molecularity of a reaction. Use a scientific dictionary or chemical encyclopedia to write a definition of molecularity and explain how this term differs from the order of a reaction as discussed earlier.Hello plz explain im a student: A term that is often used by kineticists is the molecularity of a reaction. Use a scientific dictionary or chemical encyclopedia to write a definition of molecularity and explain how this term differs from the order of a reaction as discussed earlier.Activity 6.5: Draw or create a line graph that shows zero, first, and second order reactions. Product vs. time is possible.