ASAP IM ON A TIMER Please select the word from the list that best fits the definition is a cause of nonpoint-source pollution

a. non. point source pollution
b. boat and jet skis on a lake
c. point source pollution
d. sludge
e. trash dumping
f. Adopt. A. Beach

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.

Afamily is one another name for a group on the table of elements.

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?