The hydrogen stored inside a large weather balloon has a mass of 135. 5 g. What is the volume of the balloon (l) if the density of hydrogen gas is 0. 089 g/l?.

Which of the following reasons best explains why a scientist would want to replicate gregor mendel's pea plant experiment? a. to discover new aspects of the natural world b. to test the predictions of current theories c. to explain recently observed phenomena d. to test the conclusions of prior investigations