What volume of NH3 forms from 5.25 g of Hy at 103 kPa & 25*C?

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

Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by

Which statement best describes what happens when molecular compounds melt