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

Want free points and brainliest? answer this correctly and i got you a preventative measure against encountering vehicle malfunctions in the middle of a drive is to a. assess your fitness to drive b. do a quick vehicle pre-check c. clean and wash the vehicle d. deflate and inflate your tires

Who wants free brainliest and free points for this drivers ed question! if answered correctly! in the u.s. highway numbering system, north-south routes have numbers that end in a. "0" b. "1" c. a letter d. an even number

All of the following physical reactions occur when our fight-or-flight response is triggered  except  a.dilating pupilsb.increasing heartbeatc.increasing digestiond.increasing perspiration  select the best answer from the choices providedabcd