A catalyst is only effective if it: a. is added before the reactants come in contact...
A catalyst is only effective if it:
a. is added before the reactants come in contact with each other
b. is present in large quantities
c. is specific to the particular reaction
d. is heated before it is added to the reaction
e. all of the above
*please explain why*
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A catalyst is only effective if it:
a. is added before the reactants come in contact...
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A chemical equilibrium may be established by starting a reaction with A. reactants only B. products only C. equal quantities of reactants and products D. any quantities of reactants and products E. all of the above
question 19: which part of the following energy diagram is changed when a catalyst is added,...
question 19: which part of the following energy diagram is
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energy III. products I. reactants reaction a. I is higher. b. ll is higher. c. Ill is higher. d. is lower. O e. ll is lower.
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Please show all details 6.(6 points) How will each of the following changes affect the equilibrium...
Please show all details
6.(6 points) How will each of the following changes affect the equilibrium NHHS NHsHS Rxn is endothermic a. HSto is removed from the system b. The reaction is heated c. The volume of reaction is reduced d. A catalyst is added e. NH HS is added f NHxg is added 7.-(Spty)For the reaction 3A Bo the equilibrium constant value is K -2.5 x 10* a. What is the value of K for the reverse reaction? b....
5. To confirm cobalt ion, nitrite ion is added. a. What is seen if nitrite is...
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6. (1 pt) Which represents an ENDOTHERMIC reaction? a. 10 kJ + reactants - products b....
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1. Which of the following is true for a chemical reaction at equilibrium? only the forward...
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Please only answer 3 P Grignard 1. During the formation of the Grignard reagent, the solution...
Please only answer 3
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Grignard 1. During the formation of the Grignard reagent, the solution can boil without addition of external heat. Explain 2. Explain why acetone and water should be excluded from the reaction vessel during the formation of the Grignard reagent. 3. At what stage of the procedure can water be allowed to come into contact with the reaction solution? 4. Why is the dry ice crushed before use and why should you wait to crush the...
question 19: which part of the following energy diagram is
changed when a catalyst is added, and how is it changed?
energy III. products I. reactants reaction a. I is higher. b. ll is higher. c. Ill is higher. d. is lower. O e. ll is lower.
Please show all details
6.(6 points) How will each of the following changes affect the equilibrium NHHS NHsHS Rxn is endothermic a. HSto is removed from the system b. The reaction is heated c. The volume of reaction is reduced d. A catalyst is added e. NH HS is added f NHxg is added 7.-(Spty)For the reaction 3A Bo the equilibrium constant value is K -2.5 x 10* a. What is the value of K for the reverse reaction? b....
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Please only answer 3
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