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Chemistry

2006-07-11 06:38:40 · 5 answers · asked by steelegirl15 1 in Science & Mathematics Chemistry

5 answers

In your calculation, it is only important to know the volume of the liquid used from the burette, from this (and by knowing the concentration), one can find the number of moles of the substance used. The initial and final value readings on the burette are not terribly important...starting at the 0 mL mark makes it easier, but going from 0 mL to 5 mL is the same as going from 15 mL to 20 mL....it is still a change in volume of 5 mL.

Now, of course, we assume the burette had some liquid in it in the first place for you to dispense, otherwise you would not be able to do the experiment at all (and that would mess up your calculations).

2006-07-11 07:05:54 · answer #1 · answered by mrjeffy321 7 · 0 0

As long as you keep track of your initial volume and your final volume you should be fine. If you have to add more solution don't forget to add that in with your calculations as well.

2006-07-11 14:40:31 · answer #2 · answered by BeC 4 · 0 0

u mean the burette?? as in durin titration? it will not affect yr titration results as long as yr initial value is taken and then minus off by yr final value to obtain the amt of reagent needed...

2006-07-11 14:01:46 · answer #3 · answered by Lim Y 1 · 0 0

Really bad

2006-07-11 14:20:35 · answer #4 · answered by ag_iitkgp 7 · 0 0

It won't alter your calculations, but you won't be able to complete your experiment.

2006-07-11 13:56:43 · answer #5 · answered by bequalming 5 · 0 0

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