irishcurls irishcurls

09-11-2014
Chemistry

Answered

how many liters of 4M solution can be made using 100 grams of lithium bromide

Answer :

roy668l roy668l

10-11-2014

Atomic weight of LiBr = 86.845

Using the formula Concentration = moles/Liters

Converting grams to mol:

100gLiBr/86.845 = 1.1515 mol

Plugging values into the formula:

1.15 mol LiBr /4M concentration = 0.2875 L

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