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# In buffer calculations, why do you do 1000/concentration watch

1. For example , in question 2D i

http://filestore.aqa.org.uk/subjects...308.1458825165

http://filestore.aqa.org.uk/subjects...308.1458825165
2. c = n / v

v is in cm3 and needs converting to dm3, by dividing by 1000

c = n / (50/1000) = n x (1000/50) - note the divide turned into a multiply.
3. (Original post by Pigster)
c = n / v

v is in cm3 and needs converting to dm3, by dividing by 1000

c = n / (50/1000) = n x (1000/50) - note the divide turned into a multiply.

Could you just elaborate on that a bit? What's C and N
4. (Original post by Mvpmb)
Could you just elaborate on that a bit? What's C and N
Think it's concentration and number of moles

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