7. a. The reaction kinetics of order 0 cannot be evaluated using the concept of integration. b. If the order of reaction is 1 in PFR, given K, and % conversion, the initial amount is not necessary to find t.

If X and Y are quantities that are related to each other by inverse proportion, what will the value of X become when the value of Y is increased by a factor of five? Select one: a. It will also increase by a factor of 5. b. It will decrease by a factor of 5. c. It will stay the same. d. There is no way to tell.

Question 26 (3 points) The number of copper atoms present in 2.35 ng of copper wire equal. Question 27 (3 points) V Saved (0.5pts each) Give an example of a. Homogeneous mixture b. A nonmetal that exists as liquid c. A nonmetal that exists as a single atom d. An alkali earth metal e. Heterogeneous mixture f. A metal that exists as a liquid at room temperature. Paragraph 、三 ,山 > I a. Sea water b. Bromine (Br) c. Helium (He) d. Calcium (Ca) e. Salt and pepper

If this piece of blue litmus paper is placed in that acid solution,then this piece of blue litmus paper will turn red.which of the following is true of this conditional statement: A. The antecedent is "this piece of blue litmus paper will turn red." B. This statement is false. C. This statement cannot serve as a premise in an argument. D. This statement cannot be the conclusion of an argument.