Convert 55 kilometers per hour into meters per second. use the conversion factor 1 km = 1000 m.
55 / ´ 1000 /1 ´ 1 /60
´ 1 /60 = 15

Does anyone know a lot about how to: - calculate mass of magnesium metal - calculate the actual yield of magnesium oxide - calculate the theoretical yield of mgo - calculate the percent yield of mgo - determine the percent yield of mgo - determine the average percent yield of mgo i had to do an online lab and its asking these questions but i have no idea where to start or how to be able to find these things. i can post the chart of the data from the lab or if you can tell me exactly how i can find each.

What are the two major rules associated with polarity

How is the way a mixture is combined different from how a compound is combined?