The Student Room Group

titration question

if the relative molecular mass of an alkali metal hydrogen carbonate, (MHC03) is 146.48 g mol -1 what is the alkali metal M?
Original post by _student04
if the relative molecular mass of an alkali metal hydrogen carbonate, (MHC03) is 146.48 g mol -1 what is the alkali metal M?


You know the overall Mr and you can easily work out the Mr of the HCO3 bit. By subtraction...
Original post by _student04
if the relative molecular mass of an alkali metal hydrogen carbonate, (MHC03) is 146.48 g mol -1 what is the alkali metal M?

Just subtract the Ar of H C and 3xO from the Mr and you are left with the Ar of M

Quick Reply

Latest