A metal is found that has a mass of 27g and will displace 6mL of water. Calculate its density and identify the metal.

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

Ineed ! i have no clue how to do this problem.

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering