what is the mass of 15 grams of limestone after soaking in a 33% vinegar acid solution for 90 minutes

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

Which compounds have the empirical formula ch2o? a.c2h4o2 b.c3h6o3 c.ch2o2 d.c5h10o5 e.c6h12o6

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?