Editing Lab Quiz B On Kinetic Labs - 2023-2024
ApchemWiki
|
RecentChanges
|
Preferences
Name: __________________________ Period: ____<br> <br> Answer the following questions about the Kinetic Labs.<br> <br> 1) In the Lycopodium powder Demo, which one of the following types of reaction was it? (Circle one)<br> a) Synthesis b) Decomposition c) Single Replacement D) Double replacement e) Combustion<br> <br> 2a) Was the chemical reaction in Lycopodium Demo (circle one) Exothermic or Endothermic ?<br> <br> 2b) What observation do you make to come to your answer in Question 2a above? ____________________<br> <br> 3) Which one of the following factors cause the rate of reaction to increase in the 2nd part of the Lycopodium powder Demo (circle one)?<br> a) Added a catalyst b) Increasing surface area c) Increase temperature area <br> <br> 4) In the Clock Lab, what physical observation indicated that the reaction started, ______________________<br> <br> 5) Since your answer to Question 4 is NOT what you wrote down in lab notebook, what measurement did you record?<br> <br> 6) Which of the following did you change in the concentration change part of the Clock lab (first part) (circle one).<br> a) Solution A b) Solution B c) Water D) Solution B and water e) Solution A and water<br> <br> 7) How did decreasing the concentration of one of the reactant change the rate of reaction (circle one) ?<br> a) Decrease b) Increased c) Stayed constant <br> <br> 8) Looking at the measurements, which one of the following best describe how the value of your measurement change as you decreased the concentration of one of the reactants<br> a) Recorded values decreased b) Recorded values increased c) Recorded values stayed same d) There was no pattern<br> <br> 9) When you Increased the temperature of the reactants (in the hot water bath), what happened to the recorded measurement compared to the room temperature trials (circle one)?<br> a) Value decreased b) Value increased c) Stay the same <br> <br> 10) When you Decreased the temperature of the reactants (in the cold water bath) what happened to the recorded measurement compared to the room temperature trials (circle one)?<br> a) Value decreased b) Value increased c) Stay the same <br> <br>
View other revisions
ApchemWiki
|
RecentChanges
|
Preferences