Does anyone understand how to answer the table at the top of the page? im not sure what the actual question is, can someone give an answer example please ASAP?! thank you.

5. how can you decrease the pressure of a gas in a container without changing the volume of the gas?

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.