Which of the following is true of heptane and 2,2,3-trimethylbutane?
A) They have the same melting point
B) They have the same boiling point.
C) Both a and b are true.
D) Neither a nor b is true.
D
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______________________ is an indirect form of ______________________ energy that uses moving water to produce energy.
Fill in the blank(s) with the appropriate word(s).
Archives and official documents are narratives themselves, of past relationships of power.
Answer the following statement(s) true (T) or false (F)
When the frequency of a vibrating object is doubled, its period
A. is one-quarter. B. is halved. C. doubles. D. none of the above
Which of the following factors is the most important determinant of a firm's location in most industries?
A) land B) labor C) capital D) technical skills E) all of the above are equally important