(Two questions for 12 points) Wrong answers will be reported! 1. Determine the number of milliliters needed of an ampicillin medication if it is written to administer 0.149 g of ampicillin and the given liquid suspension is 250 mg/5.0 mL. Show your work.

2.Write two conversion factors for the following statement: It takes two hours to drive 120 miles.

Esign techniques and materials that reduce the negative environmental impact of a structure are referred to as

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.