If 2.5 moles of PA react completely, how many
moles of P203 are formed?

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

Use the periodic table to determine how many grams of oxygen would be required to react completely with 859.0 g c2h2

If you are told to get 100 ml of stock solution to use to prepare smaller size sample for an experiment, which piece of glassware would you use?