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Heey, for lead, we need to measure the level of ions because lead is toxic by all routes of exposure to us. It is also a heavy metal and bioaccumulation occurs in oour bodies when we are exposed to it. (levels of lead build up in our bodys, in the tissue) So we need to monitor the levels as it...

thanks, i think i see what happened in my equation that i got confused on what to eliminate, i didn't put a 2 in front of the NaCl to balance the equation Thanks for the help!

a yeah, umm, its not the solubilities i'm having trouble with though, i no that BaSO4 forms a ppte and i no that Na won't however i'm not positive on which ions to eliminate in that equation thanks for trying to help tho

herroo guys, I'm having a bit of trouble with identifying which ions to eliminate in net ionic equations eg. BaCl2 + Na2SO4--> BaSO4 +NaCl Ba2+ + 2Cl- + 2Na+ + SO4(2-) --> Ba2SO4(s) + Na+ + Cl- do i cancel out the Cl- and Na+ because they have the same valencies on both sides? Or do i leave...

Hey guys, I'm doing Coleridge's poetry + imaginative journeys and i was wondering what everyone had in terms of journeys within the poems? For lime tree i have *the journey of coelridge's friends *Coleridge's own journey through his specualting on and imagining the journey of his friends...