EXPERIENT 3: SEPARATION OF A SOLID MIXTURE PRE-LABORATORY QUESTIONS : The following preparatory questions should be...
PRE-LABORATORY QUESTIONS : The following preparatory questions should be answered before coming to lab. They: : are intended to introduce you to several ideas that are important to aspects of the : experiment. You must turn in your work to your instructor before yo allowed to begin the experiment. 1. a) Write the equilibrium constant expression, for the reaction: 2 SO3 (g) CO2 (g)CS2(g 4 02 (g) b) What is the equilibrium constant, K if at equilibrium, [SOs] 2.0 x102...
PRE-LABORATORY - QUESTIONS ....... The following preparatory questions should be answered before coming to lab. They are intended to introduce you to several ideas that are important to aspects of the experiment. You must turn in your work to your instructor before you will be allowed to begin the experiment. 1. What do we mean by thermoplastic polymer? 2. What is the definition of thermosetting polymer? 3. What is glass transition temperature (as it relates to polymers)?
Name Section/CRN EXPERIMENT 9 : PLASTICS AND POLYMERS PRE-LABORATORY - QUESTIONS The following preparatory questions should be answered before coming to lab. They : are intended to introduce you to several ideas that are important to aspects of the : experiment. You must turn in your work to your instructor before you will be allowed to begin the experiment. 1. What do we mean by thermoplastic polymer? 2. What is the definition of thermosetting polymer? 3. What is glass transition...
Name Section/CRN EXPERIMENT 12: PLASTICS AND POLYMERS PRE-LABORATORY-QUESTIONS : The following preparatory questions should be answered before coming to lab. They : are intended to introduce you to several ideas that are important to aspects of the experiment. You must turn in your work to your instructor before you will be allowed to begin the experiment. 1. What is the difference between polymer and plastic? 2. a) Give one use of the polymer Nylon. b) What is the polymer found...
REACTION OF COPPER AND ITS COMPOUNDS PRE-LABORATORY QUESTIONS The following preparatory questions should be answered before coming to lab. They are intended to introduce you to several ideas that are important to aspects of the experiment. You must turn in your work to your instructor before you will be allowed to begin the experiment. 1. Balance the three copper reactions: Cu(NO3)2 (aq) + NO2(g) + H2O (1) i) Cu (s) + HNO3(aq) ii) Cu(NO3)2 (aq) + NaOH(aq) Cu(OH)2 (s) +...
Name Section/CRN EXPERIMENT 9 POTENTIOMETRIC DETERMINATION OF AN EQUILIBRIUM CONSTANT PRE-LABORATORY QUESTIONS . The following preparatory questions should be answered before coming to b. are intended to introduce you to several ideas that are important to aspects of the experiment. You must turn in your work to your instructor before you allowed to begin the experiment. Potassium acid phthalate, KHP (KHC.H.O.), is a primary standard reagent used to determine exactly the concentration of a solution of base, such as NaOH,...
Separating a Mixture, Recrystallization, pre-lab assignment could you also explain why you chose that substance for the empty spaces and question marks EXPERIMENT 4 Pre-Lab Assignment Separating a Mixture, Recrystalliration Name Date 1. Complete the following flowchart which shows how to separate a mixture of sand, sodium chloride and acetanilide. Notice that after a separation process (a down arrow) the filtered solids are shown on the left and the filtrate (the liquid) is shown on the right. The terminal step...
Name Section/CRN EXPERIMENT 8 THE IDEAL GAS LAW AND THE MOLECULAR MASS OF GASES PRE-LABORATORY QUESTIONS The following preparatory questions should be answered before coming to lab. They are intended to introduce you to several ideas that are important to aspects of the experiment. You must turn in your work to your instructor before you will be allowed to begin the experiment. 1. State the ideal gas law in equation form. What does each symbol in the equation stand for...
The following preparatory questions should be answered before coming to lab. They are intended to introduce you to several ideas that are important to aspects of the experiment. You must turn in your work to your instructor before you will be i allowed to begin the experiment. 1. Balance the three copper reactions: 1) Cu(s) + HNO3(aq) ii) Cu(NO3)2 (aq) + 2NaOH(aq) - iii) Cu(OH)2 (3) Cu(NO3)2 (aq) +NO2(g) + H2O (1) Cu(OH)2 (8) + NaNO (aq) CuO (s) +...
Name Section/CRN EXPERIMENT 9 POTENTIOMETRIC DETERMINATION OF AN EQUILIBRIUM CONSTANT PRE-LABORATORY QUESTIONS The following preparatory questions should be answered before coming to lab. They are intended to introduce you to several jdeas that are important to aspects of the experiment. You must turn in your work to your instructor before you will be allowed to begin the experiment. Potassium acid phthalate, KHP (KHC4H&O4), is a primary standard reagent used to determine exactly the concentration of a solution of base, such...