Question

QUESTION 1 Why is cotton placed at the bottom of the pipette in which the mixture of products and catalyst is injected? The cotton is not necessary but is already in the pipette The cotton absorbs an unwanted side products of the reaction The cotton is a vapor barrier to keep the fumes of the products in The cotton acts as a filter to remove the solid catalyst from the solution QUESTION 2 reaction The following is an example of a(n). Nat OH Na Cl НаО иснз "СНз Н Substitution Elimination Addition Acid-base

Answer 1

question 1

answer is option 4: The cotton acts as a filter to remove the solid catalyst from the solution.

explanation: the solid catalyst will be separated by keeping the cotton in the pipette, therefore product is separated from catalyst

question 2.

answer is option 2: Elimination

explanation: in the reaction HCl is eliminated via E2-mechanism to form cycloalkene as product