Suppose you have a 100 mg sample of Au-191, which has a half-life of 3.4 hours. How much will remain after 10.2 hours? A 100 mg

B 50 mg

C 25 mg

D 12.5 mg

In 2009, florida suffered more fatalities than any other state. a. bicyclist b. child passenger c. pedestrian d. impaired driving

Which part of each sentence is a dependent clause? the boys didn’t think dani could win the race even though she was on the school track team. trisha went down to the farmer’s market so she could get some apples. after he was injured by a stray ball, alex was sent to the nurse’s office. though he hated math, chris tried to do the equations.

What property does soil or rock need to be permeable? a.)young b.)old c.)non porous d.)porosity