Friday

December 19, 2014

December 19, 2014

Posted by **Sean1987** on Sunday, October 6, 2013 at 10:14pm.

- chemistry -
**DrBob222**, Sunday, October 6, 2013 at 10:23pm4.7M x (4.0/45) = ? or the other way is

ask how many mols you started with? That's M x L = 4.7 x 4.0 = ?

You will have that many mols in the final dilution so the concn is

M = mols/L = (4.7*4.0)/45

- chemistry -
**Jake**, Friday, October 17, 2014 at 1:06amthank you; answer is 0.4177 or 4.2

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