5. (²/_5x^-2)^-3

13. How many microliters are in a two liter bottle of soda? Write your answer in scientific notation.

A.1 x 10³

B.1 x 10⁶

C.2 x 10³

D.2 x 10⁵

E.2 x 10⁶

F.3 x 10⁴

14. Examine the following solution to a conversion problem. Do you see a mistake? If so, identify the location of the first mistake and explain why it is incorrect.

A.The conversion is not possible.

B.The first problem occurs in column (1). The problem should begin with mg.

C.The first problem occurs in column (2). 1 kg is not equal to 1000 g, so that should not be used as the conversion factor.

D.The first problem occurs in column (2). The conversion factor is upside down (grams should be on top, and kg should be on bottom).

E.The first problem occurs in column (4). The multiplication and division was performed incorrectly.

F.No mistakes.

16. Examine the following solution to a conversion problem. Do you see a mistake? If so, identify the location of the first mistake and explain why it is incorrect.

A.The first problem occurs in column (4). The multiplication and division was performed incorrectly.

B.The first problem occurs in column (3). Using scientific notation for one conversion factor, but not the other, is not allowed.

C.The first problem occurs in column (2). The units are not equal, so that should not be used as the conversion factor.

D.The first problem occurs in column (1). The problem should begin with cm.

E.This conversion is not possible.

F.No mistakes.