how much lead is produced if 2.65x10^23 atoms of aluminum are added to excess lead nitrate 2Al(s)+3Pb(NO2)2(aq)=2Al(NO3)3(aq)+ 3Pb(s)

odds are decent that your handwriting right now looks a little bit different than it did five years ago, and will look different again in five more. when i look back through my notebooks from middle school to now, i see a long, slow progression from meticulous and teeny letters to bigger, sloppier ones, plus a few side detours: sometime in high school, for example, i decided those loopy cursive lowercase f’s were just the coolest, adopting them as the lone rep for cursive in my otherwise all-print handwriting.

explanation:

c.

explanation:

fdvwsa gfwsargebgeebbfwfwffw gwf   vgwgw gw f gwgw fgw v v dsv dwfff

there are two significant figures.