4. Zn (s) + PbCl, (aq)
Pb (s) + ZnCl, (aq)
As a word problem

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.

What causes the formation of ocean currents?

What is the role of lenses in microscopy?