At an elevation of 1200 feet (above sea level) it is easier to boil water because

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

1. list three scientific reasons cockroaches may fly.

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?